Phose - Hay Bro

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Phose - Hay Bro

Written by Leo_Todrius and Trickster_DSupported by my Patrons

Four times a year, a designer beverage brand releases a highly coveted brand of transformational drinks. Each one is limited edition, the labels hand painted, the bottles numbered. Some see them as status symbols while others use them to let loose and take a walk on the wild side. For Kyle and Dario, the newest flavor translates to a week of carnal pleasures as they see what sort of form 'Phose - Hay Bro' will reveal to them.


This story was created thanks to the amazing generosity of my patrons. They helped guide the content in both polls and a patreon discord and enjoyed up to a year of early access. If you are interested in helping to create stories like this or ensuring other ongoing series continue, please check out my Patreon at https://www.patreon.com/LeoTodrius or you can send a one time gift with http://ko-fi.com/leotodrius

Once again, thank you to everyone that made this possible!


Phose - Hay Bro

Written by Leo_Todrius and Trickster_D

Supported by Patrons

There was something frenetic about the city life, about how it was constantly moving and shaking. Some people found it draining - well, anyone honest might, but that sort of lifestyle afforded opportunity that few others had. Kyle moved up the wood steps to his loft space, already seeing the sharp angles of late afternoon sunlight streaking down from the tall windows. A small smile crossed the man's lips, a little bit of glitter clinging to his cheeks still from the previous night's work. Each step showed off just how developed his calf muscles were, each one in perfect symmetry with his well sculpted back and shoulders.

As Kyle ascended into the open space of his loft, the sun shimmered in the rusty orange hues of his otherwise auburn hair, as well as on the thick ear cuffs that hugged the back of each lobe. Kyle had cultivated a personal style that paired a bit of mischievous counter culture with otherwise good boy aesthetics. Some nights he performed, though most he acted as a bartender or server. Still, he was popular enough to earn well more in tips than most people got in wages and when it finally came time for some down time, he could afford to do it in style.

After spending so much time serving to the pleasure of others, there was a unique thrill to coming back home with the knowledge that he'd have several days where he'd be able to turn that pleasure inward instead. Some of that came from the immense pride at how nice his loft was. Two of the four walls looked out across the city, able to see some of the most famous nightclubs, bars and brothels on the Eastern seaboard. Another wall was covered in custom built in, backlit shelving. Some shelves held books, some carvings and glass works, but the majority was filled floor to ceiling with exotic bottled and canned beverages that were given a place of honor, looking almost like some sort of drinkable museum. That was not, however, the first thing Kyle was thinking about putting in his mouth.

"I'm quite excited to see what we're going to get up to this week." Kyle called out as he came around the wrought iron guard rail that protected the stairwell, glancing over to his house guest. Dario lifted his dark eyes from the book he was reading, staring at the other man with a somewhat quizzical look framed by the rectangular glasses he was wearing.

"You mean you don't know?" he asked, putting the thick volume down and getting back on his naked feet, stretching his tall body for good measure. The crisp white silk short-sleeved shirt he was wearing complemented his olive skin and perfectly, hugging his small round pecs and wrapping itself lovingly around a pair of biceps that made it clear their owner loved swimming and keeping himself in decent shape. Compared to his pal, Dario looked much preppier, with his khaki pants and a lack of visible jewelry, but his shiny black hair - styled quite elegantly - still showed some light blue frosted tips, the only outright act of rebellion that his boss at the insurance company he worked for had allowed him (not without some mumbling and grumbling, of course). The man walked to Kyle before wrapping his arms around the bartender's shoulder and kissing him tenderly on the lips. "I feel like there's way too many variables in your plan, bro," he said, stressing the last word of the sentence - a memento of their college years - before giving him a tiny smile. "I mean, I managed to get that week off work as you suggested, but, you know..."

"I'm glad you could work me in between crunching numbers and crunching those abs of yours." Kyle said, licking his lips as his hand slid up Dario's silk shirt, feeling the refined body he had. It was almost preposterous to think how far they'd come since college, but there was something about the mature physique that couldn't be beaten - as long as it was properly maintained. The Hispanic guy moaned softly, his eyes closing for a moment as he enjoyed the touch of his friend's dexterous fingers; a pretty telling bulge started appearing in his tight khakis, forcing Dario to bite his plump lower lip framed by a short and meticulously sculpted beard.

"F-fuck, Kyle... you know I love that..." he whispered before his tongue traced the outer rim of his friend's right ear in a playful gesture of innocent lust. "But I feel like... we should have a drink first, don't you think? Did you manage to get two bottles in the end?"

"I did, although I had to pay three times as much, but it's totally worth it." Kyle whispered, nuzzling against Dario before nipping at his fuzz covered chin, "I can't believe you spend all day in an office building, you'd make a killing with that beautiful body of yours." he grinned, sliding one hand down to give Dario's plump ass a squeeze. Dario looked sheepishly at the floor, his cheeks flushing a bit.

"Y-yeah, I know, but... you know me. I still have some... well, difficulties opening up. It took me how long, two years to come out to you when we were in college? And I mean, I'm totally glad I did 'cause we had so much amazing sex, but... not all my colleagues know I'm gay yet. Maybe they suspect it, but it's more a 'don't ask don't tell' kinda deal." Dario sighed, a tinge of sorrow clearly visible in his dark irises. "But hey, you said this might help, right? I do hope it does, sometimes it's frustrating not being able to fully express myself as I would like to."

"So formal, my handsome piece of meat..." Kyle grinned playfully before he kissed Dario's forehead sweetly, "It's going to help. This whole week is going to help. It's you and me, total freedom, the chance for you to be as gay as you want to be in a comfortable loft. Beyond that, there isn't anything on the planet that's better engineered to help you come out of your closet than our little experiment. Part of the reason that Phose is so hard to get, aside from its limited inventory, is how much it draws the man-love out of those who drink it. It's got sort of a cult following in the queer community." Kyle said, giving Dario's cheek a kiss before he crossed the room, heading towards his beverage shrine.

While there were quite a few different types and styles of drinks, including some expensive alcohol, the central stack was dedicated to colorful, artfully styled metal bottles. Some were empty and washed out, some were still sealed. Those that had been opened had been paired with small framed photographs of Kyle... mostly. The bottle of "Savannah Hibiscus" came with a picture of Kyle with a wild red beard like mane, pointed furry ears, a split upper lip and whiskers. Vivid feline eyes were paired with a fanged grin, and the loincloth he was wearing sloped out over an inhumanly large bulge that no doubt appealed to his patrons. A similar photograph showed off "Salt Marsh Mango" had Kyle's beautifully freckled skin shifted to take on greenish scales and spine ridges, a muscled crocodilian tail extending out behind him.

Kyle took a moment to appreciate his collection, though there were still a few empty shelves for upcoming flavors. He reached out to a recently occupied shelf to pull out a bottle painted with rich copper and bronze enamel colors, the label showing rich fertile fall fields ready for harvest. Beneath the embossed 'Phose' branding was a more intricate label identifying the bottle as being "Hay Bro" without a specific flavor indicator. Kyle felt a shiver of anticipation run down his spine. He'd save some for the coming work week where he'd get most of his tips for the year, but the majority was destined for Dario and his personal benefit.

"I remember when I first saw you in your... fuzzier state." Dario had appeared behind Kyle, circling the bartender's shoulder with his arm, the other hand pointing at the Polaroid attached to the "Savannah Hibiscus" bottle. "That was such a surprise! Like, I had seen some Phose porns before, but it was a completely different experience seeing you like that!" His voice trembled a bit, betraying his nervousness. "How many times have you, well... gone all the way? Like we are doing today? 'Cause I'm sure you mentioned that in the past, but I feel like you were worried the whole thing could make me uncomfortable..."

"Well, I mean..." Kyle blushed a little behind his freckles, "I've mostly used it for look-don't touch situations, but it's kind of hard to resist when you're under the influence. It ramps everything up to eleven." Kyle said, trying to be diplomatic. He wasn't sure exactly how many dudes he'd fucked as an animal, but it had been glorious each and every time. Dario himself blushed, shaking his head.

"No, um, I mean... like, I know you have probably fucked A TON of people while transformed, but... what I meant was, have you downed an entire bottle in one sitting? Completely changed yourself into whatever creature the flavor of the month could turn you into?" Dario gulped, his Adam's apple bouncing up and down his throat. "'Cause that sounds... pretty dangerous and enticing at the same time. Just the mere thought of it." The bulge in his khaki pants was still visible, and looked in all honesty a bit bigger than earlier. Kyle couldn't resist the bait and reached down, cupping his hand over Dario's bulge, letting his hand slip up and down slowly.

"If you down a whole bottle at once, you're going to be a fuck beast for a week. We'll have to order all our food in, barely able to pull ourselves apart long enough to eat it. Sounds like fun to me. I've only gone that far two times before." Kyle explained happily. Dario grinned, his meaty lips brushing against his buddy's cheek, kissing him gently.

"Maybe that's what I want. For the both of us to become nothing but horny animals for seven days. I want to forget about my job, my silly hangups, my fears and my problems and just have fun with my best bro," he whispered in a sultry voice in Kyle's ear before licking it again. "Which creatures did you turn into, by the way? Those two times, I mean."

"Wolfman, one of their most popular flavors and..." Kyle hesitated, "You'll think I'm a bit weird, but um... a skunk." he said, blushing brighter, "Took forever to get the smell out but it felt soo good." Dario pulled his friend closer, turning him around to kiss him again on the lips, his eyes closed, his breath a bit heavier.

"You're not weird at all, dude. And if you are weird, we'll be weird together, right?" Dario started unbuttoning his shirt, revealing a veritable carpet of curly black hair. "It's better to get undressed, right? Unless we want to Hulk out our clothes, I guess. But I would prefer not to, this is still an Armani, you know..." Kyle chuckled at that.

"We'll save the hulking out for next winter's flavor. For now, you're completely right. No time like the present." the ginger said, carrying the bottles over to the kitchen island. He popped the stopper out of one, the bottle making an audible pop as the rubber released. He moved on to the second, popping it as well. Glancing back over, Kyle nearly purred, seeing how fit and firm his college fuck buddy was. It was a shame he was so nervous, but it had afforded him rather exclusive access. Still, if this experiment helped open Dario up to the world, it was the world that would benefit. Dario lovingly folded his clothes, standing almost naked in front of his friend. The only things left on his body were a baby blue thong framing his impressive package and meaty pair of balls, his nerdy glasses and a thick, heavy-looking pair of nipple piercings, hanging from his pecs seductively.

"I... decided to get rings instead of the usual bars," he explained, eyes still searching for something he couldn't find somewhere on the floor of the loft. "Thought it could be fun to, you know... play with them or something."

"Wow, bro, that's incredibly hot..." Kyle murmured in appreciation as he paused half way through taking off his shirt, "Almost like handlebars." he grinned, giving a wink before he revealed the rest of his muscled back and shoulders before working on his shorts next. Dario stepped closer, his long, manicured fingers caressing his friend's back.

"Well, you know, you have my permission to play with them as much as you want to," he said, grinning. "And you are extremely hot too as always. To be honest it's very difficult for me to resist the temptation of just spreading my ass cheeks right here and right now and let you fuck me silly as always, Phose or no Phose..."

"I like that idea, but I do think you'll have a lot more fun with our experiment. What do you say to getting the party started?" Kyle asked, grabbing one of the metal bottles and offering it to Dario with a grin. The Hispanic guy had a brief moment of hesitation, before his fingers wrapped around the bottle that - despite being made of metal - was pleasantly warm to the touch.

"Cheers," he said, before taking an experimental first sip before his brain could somehow stop him. His black eyes went wide: that shit was GOOD! It was creamy without being chunky, it packed a punch without setting his mouth and nose on fire... it was in equal part pumpkin and salted caramel, with just a hint of nutmeg. A purr escaped from his lips as he licked them. "No going back now, huh?" he said, looking at his friend, although those words were mostly to reassure himself.

"Fuck going back, we're going to push forward." Kyle grinned, taking a swig himself, his eyes fluttering shut as he exhaled a little. Each season brought a unique flavor. Even if it didn't have the transformative effect, it would have been the highlight of his culinary experience. He shivered a bit as late summer and early fall coalesced inside of his brain. He could practically feel his skin taking on more of a tan, though in actuality it was a niacin reaction bringing tingling and circulation through his body. He shivered happily, goosebumps appearing on his arms for a moment before they settled down again. "It's got a kick!" Kyle commented to Dario with excitement.

"How do you usually resist the temptation of downing the entire bottle in one sitting?" Dario asked in a dream-like voice, taking another long sip. A pleasant shiver enveloped his entire body, before focusing on his ass specifically; he could feel his hole becoming slightly wetter in anticipation. "God, this is so fucking good... if the entire process is as enjoyable as this drink, Phose definitely got itself a new faithful customer with a lot of disposable income..." He took a third sip, without realizing that the bottle was already half-empty at that point. His left index finger, as if possessing a mind of its own, wormed his way through one of the nipple rings and started pulling downward, gently but firmly; Dario moaned, his baritone voice sultry and positively slutty, as a damp spot started appearing on the fabric of his stretchy thong.

Kyle looked at his partner with a bit of an anxious grin, enjoying how much he was getting into it. The ginger wondered for a moment if he'd been that lost in the sauce the first time he'd tried it, or if this was distinctly Dario's reaction. Kyle took a slightly more reserved sip, tasting an aftertaste of freshly mowed lawn - no, not fresh, dried out like straw or hay. Kyle murmured, feeling the hairs stand up on the back of his neck... but they weren't standing up because of his thrill, they were standing up because they were growing thicker, tougher and firmer, almost bristly. The invisible hairs darkened as they trickled down the back of his neck, creeping towards his shoulders.

"Honestly, I had to lock the bottle up sometimes, or at least put it away as soon as I took my drink. It's not easy though, probably why it gets bought up so fast. I've heard a few people have gotten stuck permanently as hybrids if they drank a case of the stuff in one sitting." Kyle said, taking a step closer to Dario, though as he did he became aware of just how oddly tight and hot his toes felt, as if they were stiff from a tough workout. Dario took another big swig - his bottle now pretty much empty - and wrapped his tightly muscled arms around his friend, kissing him and forcing his tongue in Kyle's mouth. The mouthful of Phose invaded the cavity as their drenched tongues played with each other. Dario felt everything throbbing - his teeth, his ass, his fingers, his ears - but it was such a pleasant sensation he didn't even need to think, his body searching for pleasure almost on autopilot.

"So... fucking good..." he groaned after the kiss was over. He emptied the bottle, letting it fall on the ground where it landed with a rattling sound, and started idly playing with his nipple rings. Kyle grinned at that and moved back over, pulling Dario into his strong arms... or at least trying. To Kyle's surprise, Dario was hulking out a little bit more than he'd expected. His friend's olive colored skin was stretching as sheet after sheet of muscle grew thicker beneath. His bones felt like warm clay, but the most distinct change had to be how rapidly Dario's perfectly groomed beard was growing wilder. Well sculpted lines eroded as new stubble crept upward while the meticulously maintained length became uneven.

Kyle reached up to caress one of Dario's pecs, groping and squeezing it, using his palm to ensnare and cover his pierced nipple. Kyle rotated his hand around, applying pressure in different ways before his fingers slipped down to latch onto the heavy ring, giving it a testing tug. Dario groaned in animalistic pleasure, his thong throbbing, looking dangerously close to snapping.

"F-fuck... don't stop..." the transforming Hispanic man ordered, his voice shifting from a baritone to a bass. A powerful belch escaped his mouth, and his free hand caressed his belly: a happily deranged smile appeared on his lips, revealing pearly whites that were definitely more prominent that they had been a couple minutes prior, as he watched his tight abs distending without losing any definition, creating a small but powerful-looking muscle gut. "Heck yes..." he blurted out, his ear tips twitching in pleasure. He still didn't know what creature they were turning into, and he couldn't care less in that moment: the pleasure brought by the change itself was too primal and powerful to deny.

Kyle had been surprised by Dario's shifting, not just his reaction to it but the speed of it. He'd read that some people responded more strongly to Phose, and if Dario had been one of those and downed the bottle in one go, they were going to be in for a wild ride. Kyle gasped a little as his chest started to tingle and burn, pinpricks of tawny cream colored hairs starting to sprout from his sternum, spreading out in a diamond shape. Kyle's pierced ears were taking on points as well, though they weren't ascending nearly as rapidly as Dario's. The Hispanic man, on the other hand, didn't seem to care much about his rapidly growing ears, focused as he was on his nipples: with a surge of wild delight in his brain, he watched as the dark brown areolas puffed up, becoming jet black and almost rubbery in texture; when he pulled one of his rings, the jolt of pleasure that traveled right to his brain was intense enough to blind him for a split second.

"Fuck yes," he growled. His fingers slipped, and when he tried to grab the rings again, he found out they felt much clumsier than before; chalking it up to the mixture of alcohol and transformative agents in his body, the mutating man stared at them, marveling at the bridge of cartilage that had sealed his index and middle fingers together, while the same fate was apparently awaiting his ring fingers and pinkies. Dario flexed his soon-to-be three fingered hands, his foggy brain trying to elaborate the extent of the changes so far.

As much as Kyle tried to keep track of Dario's shifting, the Phose was starting to get to him as well. His brain seemed to be having a much harder time focusing on anything other than the steady thumping of his heartbeat inside of his cock as it grew fatter, heavier and longer. His balls throbbed as well, hanging lower as they grew plumper. His eyes glazed over a little, his jaw feeling a bit slack, then a bit strange, almost as if he had an under bite... but the strangeness only grew more intense as his mouth pushed forward a little, making room for his larger teeth as he took on a slight proto-muzzle.

Kyle threw his head back, panting hard, barely aware of the bristling of the firmer, stronger hairs that poked up from the center of his scalp. They rose upward in defiance of gravity, clashing with the softer, shorter hair on either side of his head. His freckled cheeks darkened as red-gold stubble blossomed from the fertile flesh, his newly three fingered hand coming down on the counter to steady himself even as keratin coated the tips to make miniature hoof-like endings. He groaned even more suddenly as his ass cheeks, bloated and swollen, started pulling themselves apart to reveal hot, warm, waiting flesh beneath. Dario looked at his friend, his fuckbuddy and his bro, and at the beast that was slowly but surely making its way to the surface, and it finally dawned on him.

"You're turning into a dumb donkey, dude," he grunted in bestial pleasure. His muscle gut was still expanding, giving him the appearance of a power lifter, and his pecs were approaching bodybuilder man-tits level of meatiness, making the silver rings almost small in comparison. "We're turning into dumb donkeys!" he added, before a jubilant "HEE-HAW!" escaped from the rapidly darkening lips of his proto-muzzle. He leaned against the counter, round, meaty ass cheeks parting as his pucker puffed up into a mutated donkey donut. "Fuuuuck..." Dario groaned as the ring of muscles started twitching hungrily.

"Haww?" Kyle asked, though it sounded more like he'd been trying to ask huh. He didn't have time to get an answer as he gasped sharply, back arching. A pop came as a bloated, elongated, clearly wider than normal dick pushed out from the leg of his underwear, the blood pooling in fast enough to darken the flesh. Kyle reached down, fumbling with the waistband before it snapped, allowing his larger than normal length to wobble upwards, bouncing and wiggling. He shuddered, one foot slipping a little as his new hooves coated his toes. Kyle looked around in vague uncertainty before he suddenly dipped forward, latching his thickening lips over one of Dario's rubbery black nipples, using his tongue to loop through the ring and give it a big tug.

"Hee-haw..." was all Dario could respond to at the stimulation. He could feel his mind regressing, his brain becoming more primal and more focused on the pleasure and the immediate, and found himself not caring at all. Dark hair, thick and strong, was covering his rapidly engorging body from head to toe; as his posture shifted from plantigrade to ungulate, the soon to be donkey daddy rebalanced as his toes started the process of fusing into powerful hooves. A small but noticeable bump appeared right above his now enormous ass, and as he relaxed a bit, a long, sonorous fart escaped from his rubbery donkey pucker.

The shock of the aroma had a strange effect on Kyle, only making him hornier as he inhaled the oddly agrarian scent. His heavy, club-like cock wobbled and bloated again, surging down a few more inches as it was squeezed against over-stuffed balls. Kyle continued to suck and slurp on Dario's nipple ring even as his hoof tipped fingers fumbled at his own waistband, tugging, tugging again, and then finally breaking through the waistband. No longer restrained, his cock sprung upwards under its own power, extending outward from his groin.

Each heartbeat provided more blood to the swelling member, allowing it to gain length and girth easily... but it was gaining more than just size. The edges of his glans were growing faster than the center, allowing the flesh to even out and flatten along the tip. The center of his cock seemed to harden as well as a medial ridge started to emerge from the flesh, almost as if biologically marking the halfway point. Kyle's ears twitched, his skin tingling as brownish-red fur pushed out across his shoulders, bristling and growing thicker once it was freed.

Dario panted, a fat and thick pinkish tongue lolling out of his still developing proto-muzzle. The mere stimulation of his nipples filled his brain with so much pleasure it was almost unbearable, and a thick dollop of dense, yellowish donkey saliva rolled down the corner of his extending mouth, hitting Kyle on the shoulder. The fur it soaked into grew thicker and the skin it hit soon proffered even more fur in response. Kyle shuddered, panting hard as his nostrils widened and his nose began to creak and stretch, taking in more of his partner's scent.

Even as Kyle shifted, nuzzling against Dario's chest with affection, the darker donkey's cock was still trapped inside the ever-tightening confines of his thong, that now hugged his expanding erection like it was a paper-thin layer of lycra, showing every mound and crevice of a dick that looked less and less human by the minute, but definitely still not as bestial as Kyle's. The Hispanic man's focus, however, wasn't on his phallus: one of his thick, hooflet-tipped fingers went down to his fat, round fuzzy butt, slithering into the crack created by his glutes, and slowly traced the contours on his black donkey sphincter. The bliss was immediate and paralyzing, so much so that his other hand had to squeeze around Kyle's muscular shoulder in order for him not to fall on the ground, writhing in desperate lust.

"Fuuuck..." he groaned in a dim voice, so deep it made his ears buzz. "Eat my ass, boy. I need... my ass eaten so fucking bad..." The command was definitive and certain, enough that Kyle didn't think twice. Normally he would have taken offense at being called boy, but now? Now he knew it was his time to eat ass. In an oddly, almost fluid motion he circled around Dario, dropping to his knees, sliding his hooves back as he leaned in. His wide nostrils smelled Dario's manliness, his lips parted as his tongue emerged and he gave a plaintive lick across the pucker.

In that moment, Kyle's life changed. Sweat and sex and manliness blossomed across his tongue as he held it there, but holding it wasn't enough. Kyle leaned in even more, rubbing his extended face between those meaty, muscled cheeks. His tongue pushed against the pliant rubbery ring, feeling its resistance, its strength, its rigidity until - in a moment of surprise, it relaxed enough for his tongue to plunge inside. A full body shudder ripped through Kyle, eliciting a heavy squirt of very thick, very yellowed pre-cum to splash out of his huge cock onto the floor... but that wasn't what Kyle's world revolved around. His hands grabbed each of Dario's ass cheeks, pulling them wide as his head began to bob forward and back, allowing his tongue to slither in and out, back and forth with growing urgency.

Some combination of the heat, the pressure, the repetitive motion and the mutagenic properties of the Phose combined to bring a burning heat to Kyle's face as he ate out Dario's ass. Each time he drew his skull back, it resisted by elongating. His jaw stretched and the bones around his nose shifted. Every time he drew back, his mouth remained where it had been, lovingly plumbing Dario's depths and rewarding Kyle with a distinct, full, long donkey muzzle.

As Kyle continued his lustful, messy and yet surprisingly tender worshiping of Dario's ass, the growing donkey daddy was feeling his entire body tingle in unspeakable delight; his spine cracked painlessly, as his vertebrae extended, his body going from six feet to 6'2'', then 6.4'', then more than six and a half in the span of a minute. Dario flexed one of his arms, marveling at the bicep inflating under the dark brown fur covering his skin, licking the muscle with wanton abandon with his oversized tongue, venerating his own developing body in unabashed pride. His pecs were now so full and meaty one would have thought they were ready to be milked; his ample, three inches long pierced nipples were now pointing downwards, toward the glorious muscle gut that made Dario almost impossible to see his own erection. And yet, he could feel it, still trapped inside a thong that was now at its very limit. Dario smiled, exposing strong square yellowed teeth.

"Fuck yeah, boy, so good..." he grumbled as he could feel his coccyx pushing forward and forward right where his heavily muscular back met his oversized glutes. "You need a prize..." he relaxed his donkey donut a bit, and a second fart - longer than the first one - hit Kyle straight in his muzzle, musky, sweet, potent and with an undeniable equine aroma. Kyle's sinuses filled with the smell and as he took it in, drawing it from his sinuses to his lungs, his body surged in size once more. Kyle's nipples elongated, though not nearly as long as Dario's. His pectorals began filling out beneath the coating of buttercream fur, and his own ass cheeks parted to reveal a nimble, juvenile tail that was twitching and wagging with excitement.

Kyle's half lidded eyes were dark and glassy, the irises shifting. He was beyond in heaven, his thoughts were only for sex. He let out soft hawws of pleasure as he panted, one hand still on Dario's hip as the other reached around to curl and coil around his donkey daddy's amazing cock. Kyle's grip was firm, the pressure radiating pleasure up and down Dario's length. Kyle made sure his grip was firm before he began to gently work it forward and back, timing it so that every time his hand moved up toward the head of Dario's cock, his tongue was plunging in. When Kyle's hand dropped toward the root of Dario's member, Kyle's tongue was withdrawing. As he built the rhythm, it was almost as if he was pistoning his essence back and forth all the way through his partner.

The auburn donkey got more and more into his ministrations, working forward and back, but it started to feel like he had more to work with than he had first thought. Dario's heart was thumping in his chest, his brain and his groin. Kyle's strange game had increased circulation, allowing the Phose to course through Dario's body to every extremity. As it filled his manhood, it began to surge and grow just as his spine and his muscles had. It pushed outward with shocking rapidity, adding an inch, then two, then four. A firm ridge pressed against Kyle's hand, giving him an anchor point as the last traces of Dario's humanity drained from his member. The mushroom shaped tip eroded into a blunt, flat equine cock that jutted out almost monstrously from its owner's lap. Hot blasts from Kyle's donkey nostrils hit the tender flesh of Dario's ass, funneling up between the cheeks and around the obstruction above.

As soon as his mammoth cock was freed from his flimsy prison, Dario's Phose-laced blood began his magic, making his erection harder, thicker and longer, the black rubbery pole rising until it adhered to the curve of his thick round muscle belly. It was as thick as one of his human arms, and the smell that wafted from its oversized, pulsating urethra was... absolutely indescribable in its potency and deliciousness. If Dario's brain had still some space in it that wasn't completely devoted to sex, pleasure and Kyle, he would have described his own pre-cum as the ambrosia of the gods.

And yet, weirdly enough, it wasn't his gargantuan dick that he wanted to be touched, played with and worshiped. No, he knew exactly what he desired. He was powerful, he was in charge, he was the fucking daddiest of daddies. Any uncertainty, doubt, anxiety and... well, basically any other thought that didn't include instant sexual gratification had been scrubbed clean from his mind; he was dumb as a brick, but he was also completely, purely happy. And he wanted to share that bliss with his partner.

Groaning, he laid down on the floor, his powerful body now almost 7 feet in length. He raised his legs, parting them, exposing his insatiable asshole; he stared at Kyle with dark eyes completely devoid of intelligence, and a smirk appeared on his black-lipped muzzle.

"Fuck me, boy. I need your fucking dick in me. Don't make daddy wait," he ordered, his tone playful. Kyle gazed into the writhing, pulsing ring between those furry cheeks.

"Hee-Haw!" Kyle brayed, moving over eagerly. He gave his immense cock a few good strokes to make sure it was nice and hard as he came down behind Dario, lining everything up. Whether it was Kyle's natural prowess or the fact that he'd indulged in far more Phose than Dario had, his cock was most clearly the biggest. He rubbed the fat head against the daddy's rubbery pucker until some slick, sticky pre came out to lubricate it.

Feeling just that smallest bit of slickness, Kyle thrust forward, throwing his elongated head back. A slick of sweat sprayed off his new donkey mane, the rusty red hair standing straight up and running half way down his back. His ears migrated up the sides of his head to take up position on top of his skull, only muffling his hearing as they moved. The last gaps of skin disappeared beneath his fur on his elbows, his thighs and his ankles. Every last scrap of clothing he'd once had been wearing were long gone, leaving him an immense donkey boy.

Kyle grunted as he thrust hard, sending a good ten inches of cock deep into Dario's huge ass - but it was only a prelude. Kyle was quickly becoming a workhorse of a sort, eager to please and dedicated to his craft. He fucked hard enough that his ballsack swung forward and back, slapping against the underside of his cock before flopping back to hit his taint. His donkey tail descended, a pom-pom of hair tasseled from the end.

The Phose had seemingly run its course, at least without external stimuli, but Kyle was giving Dario plenty to work with. Each thrust into his ass sent waves of pleasure and hormones rushing through the daddy's body. His own system was adapting to the change, to the prowess and to the position. While fur covered almost all of Dario's body, the hair around his jawline started to thicken, a more bristly and resilient line of firmer hair running down the middle of his skull.

At first the change was gradual, black hairs emerging from the surrounding fur, looking a little bit longer and tougher, but as centimeters became inches, it became clear what was happening. Thick, bushy black hair was spilling out of Dario's face, coming out inch after inch, stretching down in waves and curves like a solid waterfall of hair. The plumage was befitting of the dad-bod he'd gained, counterbalancing his muscle-gut and his enormous arms. Dario was oozing masculinity from every pore, and more importantly, every follicle.

While Kyle was leaner and smaller than Dario, there were thick tufts of rusty red hair growing down from under his arms, trapping his manly scent inside, ready to engulf any that wandered too close.

"Hee-haw!" Dario shouted back, feeling his muscular ass cheeks forcibly pushed aside by the gargantuan dick that the miraculous Phose had blessed his boy - Kyle, his mind thought for a moment, but he shook his heavy equine head. No, he was his boy. No need for dumb stuff like names right now - sliding inside of him, inch after inch, rubbing against his monstrously swollen prostate.

As if it was waiting for that very cue, his body quickly discarded the last vestiges of humanity: his hair stood up straight, wild and untamed, giving rise to a powerful and sexy mohawk, while at the same time his long and slender donkey tail was tipped by a tuft of soft black fur. His giant nostrils flared, rubbery and proud, taking all the scents of the room and of the glorious equine boy who was fucking him in all at once, giving his brain yet another overdose of pure bliss.

"Fuck!" he blurted out, cross-eyed. "Deeper!" he bellowed, looking at Kyle. "Deeper! I want your cock inside me!" Now that the Phose had finished working his magic, he felt the need for another fluid - much less transformative, but still glorious and delicious - to fill his daddy rump to full capacity.

Kyle's donkey muzzle lowered down, his black eyes focused. Every muscle and ligament, every bone and joint, every part of Kyle's body had shifted to form a perfect hybrid between human and donkey anatomy. He was a powerful, majestic creature covered in rust and beige fur, his singular focus on pleasing the daddy before him. Almost twenty inches of meaty equine cock slid up into his ass and intestines, filling him more than anything else in his life, defying conventional biology... but they were far from conventional. They were something special, something specially designed for this pleasure and this process.

Elongated lips tightened as Kyle focused intently, fucking Dario for all he was worth. The power of it came out in short, shallow grunts as he went in over and over in such rapid fire motions. He wanted to help jack Dario off, but his hands couldn't leave those furry hips. He had to hold on, to keep his motion up, to fuck Dario's brains out and give his daddy exactly what he wanted. By mere accident, one of Kyle's knees shifted slightly and he felt his cock graze Dario's fleshy interior in a different way, feeling something firm and engorged on the other side of the passage wall. Whatever it was, it seemed to be particularly pleasurable to Dario. Kyle's focused grin became wider as he tilted his angle of attack to strike at Dario's prostate with each of his powerful strikes.

Dario couldn't believe what his body was experiencing. Even though his physical changes had seemingly halted, now that he was a 7'2'', handsome, virile donkey daddy with a huge dick and a messy black beard reaching his puffy nipples, things inside of him were still shifting, and not only because his boy was essentially rearranging his intestines with every thrust of his humongous dick: it was like he was still adapting, like his body was becoming better and better at taking cocks - specifically Kyle's cock - like he was turning into the ultimate power bottom and loving every second of the process. He couldn't dare to touch his own throbbing erection in fear that the pleasure would become too obliterating and that he would orgasm, ruining whatever magic was currently happening.

"Hee-haw! Hee-haw! Hee-haw!" Dario tried to speak, but no word - no human word, at least - came out of his muzzle, just a series of animalistic brays that echoed in the large loft. Not that he really cared about having lost his main means of communication: he could very well let his boy know what he wanted with his body, if needed. And right now, his boy was giving him exactly what he wanted, the best fuck of his entire life.

Any muscle refined through use, and getting one's heart rate up was the best way to help with circulation. Dario had blossomed into a mature, hulking donkey daddy. Kyle, meanwhile, had taken on a different path. While he was easily taller, stronger and more bulky than any human ever could be, he still seemed leaner and more streamlined than Dario. His wide shoulders tapered down in a V to a narrower waist that ballooned outward thanks to his ass and hips again. He was clearly a more youthful looking frame, a true boy for his daddy... though a tuft of scraggly brownish-red hair had sprouted from the tip of Kyle's chin as he'd fucked his daddy raw. As much as he tried to make it last, however, it seemed that the donkey stud only had so much stamina and restraint. His thrusts became rugged and uneven, his head thrust upwards once more as his muzzled lips parted.

"HAWW! HAAWWW! HEEE-HAWWW!" he brayed before his thrusts got even messier, this time with the addition of copious ropes of sticky donkey seed leaking out inside of Dario's ass. To Kyle's credit, he kept trying to thrust, grinding and rubbing, churning the seed inside his partner. His huge cock worked the cum as deep as it could go. The donkey daddy groaned softly in pure delight, feeling his spacious ass being filled with musky equine semen; he could feel his phallus throbbing, and he knew he didn't have much time before his own inevitable orgasm. Carefully - especially for someone as hulking and massive as he was now - he lifted his shoulders from the ground, grabbing his boy and pulling him closer into a hug while making sure Kyle's dick was firmly lodged inside of him. Their muzzles got closer, lips touching, tongues playing in a display of surprising tenderness. That gentle gesture of affection was more than enough to send Dario over the edge.

"HEEEE-HAAAAW! HEEEEE-HAAAAAW!" he screamed in blissful desperation, as his dick spasmed and squeezed out rope after rope of dense, stinky, yellow donkey jizz, soaking his fur, Kyle's and the floor underneath them. Dario felt like his orgasm could last forever, his field of vision filled with microscopic white stars as his cock kept erupting more and more cum. Part of Kyle wanted to drink up his daddy's seed, but at the same time this felt like the birth of something neither of us could have ever envisioned. They kissed and came, unleashing limitless seed into and over one another, connected in a spectacular, romantic, and entirely animal way. Their humanity was gone in that moment. They were beasts, they were mates, and they were something new.

****

There was something ephemeral about sunset and the way it transformed the skyline. The glaring light had faded away, leaving the skyscrapers downtown free to reflect the clouds in their rainbow of jewel tones. The air was still warm, but there was a relief as the heat bled away from the clement and the asphalt. The number of pedestrians were dwindling as everyone headed home or in search of food, leaving Kyle to lean against the marble clad side of the Mortenson Financial building.

With the bartender's shoulders against the cool stone, it only accentuated that his shirt never would have been long enough to reach his waist. It showed off his navel and the belly button ring there. The sleeves were too short as well, barely fitting around his refined muscles, and the tall crest of an audacious rusty red mohawk rose high above his head, balanced by the goatee of equally red hair hanging down from his chin. He licked his lips with anticipation, looking equal parts punk and himbo at the same time as he waited, the bulge in his tight jeans throbbing with anticipation for the evening to come - not to mention the good news to deliver.

"Hey, Kyle!" A deep, suave voice caught the bartender's attention as a tall, well-built man sporting a dense and perfectly trimmed black beard left the building and waved him over, his thick and muscular body wrapped in a crisp Ralph Lauren suit that looked almost painted on him. It had taken careful tailoring to build the clasps and buttons to withstand such exacting standards and pressures. Dario grinned, pulling his boyfriend in a tight embrace and giving him a gentle kiss on the lips. It looked borderline scandalous given the seeming, all-be-it incorrect difference in their ages.

The wild week of never ending sex at Kyle's place had come to an end and the effects of the Phose had worn off - at least for the most part. As Dario had heard, sometimes that mysterious beverage could change someone on a more permanent basis... in his particular case, gone was his trimmed twunk body: Dario now sported what could only be described as a DILF himbo physique, with a definite V shape, linebacker shoulders, a small but sculpted muscle-gut and big, juicy muscle tits with nipples long enough to put most men to shame in other areas. After he and Kyle had waited for a couple of days, they were sure his new and improved body was there to stay, Dario - feeling a surge of self-confidence and pride due to his daddy muscles - had immediately hugged his best bro and finally asked him to become his boyfriend officially. They had been dating for a couple months now, and that wasn't even the only new and exciting thing in his life.

"I hope you had a good day at work, because I have a present for you, Daddy." Kyle winked, extracting a rather distinct looking bronze envelope from his pocket, offering it up to Dario. It was strange to see such a strong, tall man nearly bouncing with anticipation. Dario's dark eyes glinted as a giddy expression overtook his masculine face.

"Is this... what I think it is, right?" he murmured, almost ripping the envelope in two before realizing it was already open. Slowly, his heart pounding, he extracted a single piece of paper, and as soon as he saw the Phose logo printed in the top right corner of the letter, a joyful squee escaped his puffy lips. "Oh my god?!"

"And to think how worried you were at first when you didn't go all the way back, and then how worried they were that you might want to sue, and now we're here..." Kyle said, reaching out to gently circle one of Dario's immense nipples with his finger. As Dario read through the letter from Phose, it used flowery and diplomatic language to thank him for his interest in an ongoing partnership and to invite him to the prestigious testing pool for upcoming Phose products. In exchange for his participation, well beyond early access to the products, he would be offered the position as a brand ambassador, showing off the changes at debut parties. It was about as far from an accounting job as someone could get.

"Thank heavens I'm wearing a black suit today..." Dario murmured as he finished reading the letter. His boyfriend could have probably noticed the pungent aroma of his precum soaking his designer underwear and his suit pants. "Are you sure it's okay for you too, Kyle? I mean, they'll definitely want me to, you know... show what Phose gave me. And try the new batches alongside other guys, presumably. Shit, now that I think about it, the Premium Halloween Collection should hit the shelves in a month or so, maybe I would even be able to try that one in advance..." His black eyes went hazy as he started daydreaming about the possible effects of a spooky-themed Phose.

"Who knows what it'll be. Maybe they'll bring back the popular wolfman flavor, or maybe they'll go Frankenstein or Zombies or who knows what!" Kyle grinned, "I know you'll be sexy whatever you become." Kyle said, standing on his tiptoes to kiss Dario's thick, bushy bearded cheek. Dario blushed, fidgeting. Despite his size (and despite how imperious and domineering he could be during sex), there was something extremely adorable and endearing in his behavior.

"I'm pretty sure they'll let me have some free samples for any new batch. We could throw a little transformation party with some of our friends, or, well... just a romantic week for the both of us, of course," Dario added, before going for yet another kiss. Kyle murmured and melted against Dario, his face engulfed in his boyfriend's beard. Kyle's hands lifted up, latching onto Dario's nipples through his shirt, giving them a squeeze and a tug happily before the kiss eventually broke.

"Whatever it is, it'll be perfect." Kyle said sweetly, blushing and obviously growing hornier by the second. Dario winked at him before discreetly groping his ass.

"Well, you know... we have those Spunky Skunk free samples left to try. The effect would only last for one night, and I'm sure you'll look extremely cute with a big tail and fuzzy ears... boy," he growled in his boyfriend's ear, stressing the final word in particular.

"Careful, the last time I tried the Spunky Skunk, I was the horny daddy... Who knows what it would do this time." Kyle winked, "Plus I was sooo stinky." Dario flexed his powerful arms in reply, the heavy cotton of the suit straining.

"You, becoming bigger and hornier than me, bro?" His eyes were filled with unbridled lust. "Damn, that would be a true sight for my eyes. Bet you'd love to spray me down while I eat your skunk ass, wouldn't you?"

"I guess we'll just have to see what tonight holds, huh?" Kyle asked, giving Dario one more kiss before he turned and started heading back towards their loft, grinning ear to ear.