Hell Hound Chapter 5, part 1

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#6 of Hell Hound

The brothers continue to get into trouble. Mark gets his chance to join the pack, but Clay has some crazy plans for the newest pack member. How will Rex react to the growing demonic influence in his family?

This chapter was not heavily edited, so if there are any big mistakes let me know and I will do my best to fix them. I am trying to put more detail and visualization in as per the requests of some readers. I hope the story is turning out well enough for everyone. Please show your support with comments and faves/votes.


Tags include the following:

Transformation, Wolf, Hound, Hell Hound, Brothers, Family, Bestiality, Rape, Incest, Demon, Male Lactation, Milk, Milking, Growth, Muscles, M/M, Blowjob, Cub, Puppy, Underage, Humans, Muscle Growth, Cock Growth, Hairy, Musk, Beard Growth, Body Hair, Body Hair Growth, Corruption, Ash, Soot, Strong Language, Cursing, Smoking, Orgy, Muscle Worship, M/M/M, Burning, Destruction, Violence (not in yiff), M/M/M/M/M/M, Multi Limb, Multi Cock, Multi Head

WARNING! This is a crazy story! It has all sorts of violent, socially unacceptable, and explicit topics in it. I try to cover as many tags that fit the story, but I will probably miss a few. If you are sensitive about these topics please don't read this story. I have other more vanilla work that you might enjoy.

So, do you really want to read this?

If not that's cool. If so read on.

Clay

Morning might have penetrated the windows of the Burns' family house, but an unnatural darkness hung over the whole building. A few neighbors noticed the strange heat and sulfuric smell coming from the place as they walked by or drove by the house with their windows down. A few people had even heard strange howling sounds coming from the house lately. More than a few wild rumors were flying around the neighborhood, but the mysterious house was virtually invisible behind the large cover of trees that obscured it from the streets.

Inside the house Clay was just beginning to wake up due to the two hungry cubs latched onto his chest. It broke his heart to get up off his bed and leave the cubs alone, but he wanted to take a shower and wash the dried on drool off his body. When Clay finally made it to the bathroom he had to duck just to get inside. It was quite obvious that he had grown substantially through the night. He guessed he was over 6'9 now, and he had to weigh over five hundred pounds at this point.

The moment the cool shower water hit his skin it began to sizzle and evaporate. It was hard to wash all the drool off when you could barely get water to touch your skin at all, but what really made it hard was the thick coat of dense spiky fur that had grown across Clay's chest and stomach. The fur was longest on his chest where the two cubs had been sucking and drooling on his teats and pecs all night long. Clay tugged on his huge nipples and growled when they grew hard at his touch. The flesh of the nipples was a deep red color, but what really shocked Clay was the millions of tiny hairs growing on his four inch long nipples. When the mini-cocks were fully hard they began to dribble milk into the steamy air. Somehow the milk managed to stay liquid until it soaked into the black and red fur covering Clay's pecs. As his arousal grew Clay noticed his newly grown sheath and his furry balls.

Due to all the excitement Clay's cock began to emerge from its new home, but he wasn't too surprised to see that it was the same deep black-red color as his nipple flesh. Lines of molten lava-like blood ran just under the black flesh of his unholy wolf cock. As it emerged into the air lines of demon energy began to form around it. A soft red light began to envelop Clay as his twelve inch horns began to glow in the darkness of the shower. In the pale red light Clay could make out the steam whipping around him in tighter and tighter circles. When his cock was fully hard the demon energy solidified and Clay felt the steam collect behind him. In a way it was almost like the super heated steam was trying to make up for a few missing appendages Clay thought he should have. The horny half-demon began to drool black pre into the tub as he absently stroked his cock.

The pre quickly corrupted the tub and in seconds the object was beginning to turn black and smooth like stone. After only a few minutes of oozing pre into the shower the whole basin had changed into a solid stone bath tub. When the corruption reached the shower head it seemed like the water itself began to change. Clay laughed as the water stopped steaming so much as it hit his hands. He quickly felt the freezing cold water begin to sap his internal heat, but the lack of hot steamy water made washing his body easier.

Clay finished washing the black drool from his body and sighed as he stepped out of the tub. In the dim light cast by his horns he could barely make out his reflection in the tiny mirror on the wall above the sink. Clay looked more demonic than he had expected. His face was covered by a dense red-black beard that flowed seamlessly into the hair on his chest. His teeth were far sharper now, and his thick beard gave him an almost animalistic feral look. Clay decided he liked his huge horns and animal traits. They made him unique, and in a way he thought he was attractive like this.

After making his way back into his bedroom Clay roused Rex and Spike. He also reached out with his mind and woke his two brothers. Bo was the first up, not bothering to dress himself as he emerged from his inferno-hot room in the nude. Bo was starting to look pretty big now, and just a glance at his thick meaty chest made Clay growl with lust. "Feed the cubs," Clay said in a voice that was more beast than man now. Bo smiled a sharp toothy smile and accepted Rex and Spike into his arms.

The two elder brothers went downstairs, and while Bo fed the two cubs his hot sulfuric milk Clay ate whatever he could find in the fridge. His breath was so hot at this point that the food was burnt before he even swallowed it. Not that Clay cared. He found that he preferred the taste of char and ash now. As he fed his thick black drool dripped uncontrollably from his mouth. His fur and beard caught some of the drool, but most of it dripped onto the floor. By the time Bo finished feeding the cubs Hunter had joined the larger males in the kitchen. At this point in the morning the exposure to demon energy was beginning to change the floor to demon stone as well, but nobody noticed or cared though. "So," Bo said as he looked up from his breakfast of ash and some sort of charred meat, "How 'demonic' are we at this point Clay?"

"I am half way finished, and you two are a ways behind me," Clay said gruffly as he reached up to touch his glowing red horns. All the males had horns now, but Clay's were the largest. It was the weekend, so there was no school to worry about. Not that Clay was thinking about school regardless. "Mark is coming... I can sense him approaching. It will take most of our combined demonic energy to catch him up to where I am, but desperately we need his strength to help care for Rex and Spike." Clay explained.

"Why do I feel so weak?" Rex asked as he sat in Spike's lap. The huge hell-hound was still half-human, but he seemed to enjoy holding his smaller mate protectively in his muscular human-like arms. "I only feel better after feeding..."

Clay smiled gently as the shadows in the room thickened around his youngest brother. It was almost like a demonic hug. Rex obviously enjoyed how it felt to be hugged by the shadows judging from the cute whine he made and how he nuzzled Spike's furry chest afterwards. "Spike feeds off your humanity Rex," Clay said as he started to explain his understanding of how things worked. "He feeds off all our human energy as he converts us from humans into demons, but Rex has more energy than the rest of us. Our bodies are changing to care for him like a proper pack should." Clay growled as he looked at his brothers. "The humans you have touched, they are feeding you now. We grow stronger with each human soul we corrupt or consume. In Spike's case, the male he merged with made him stronger, and his current form represents his growing connection to us, his brothers."

"How many people has Spike corrupted?" Bo asked with a soft growl of curiosity.

"He has consumed four human souls, three of which were turned to thralls, and one that he ate and merged into himself." Clay answered.

"So what about Jason and Joey, the two guys I've been messing around with at the pool hall?" Bo asked. "Are they thralls?"

"Oh shit, what about Neal?" Hunter said as he remembered his encounter with the other young man a few days ago. "I haven't seen him in a while."

Clay growled as he looked at his brothers. "Calm down." He snarled in a low feral voice. He could sense the emotions radiating off his brothers more strongly than they themselves did. Clay's connection with his pack had been growing stronger ever since he had woken up that morning. "Your friends are fine, we're not powerful enough to change them too much at this point. They may have a few minor changes so far, but it shouldn't be anything they couldn't deal with." Clay was agitated this morning, but the other four males didn't realize it was because he wanted Mark to hurry up and get there.

Thankfully breakfast was mostly over by the time they finished their talk, and afterwards the pack of half-changed demons went about their business. Mark arrived an hour later and walked into the pitch black house without realizing he could still see perfectly fine. "Clayton!" Mark called out from the front of the house.

"Mark!" Someone shouted as two shapes emerged from the darkness and tackled the surprised beefy man. At once Mark knew the two shapes were Rex and Spike, but he was surprised to see how big Spike had grown.

"You're looking more like a human today Spike." Mark said as he patted the man-sized hound's head.

Spike smiled up at Mark and nuzzled him. "Alpha Clay has been waiting for you." He said as Rex and Spike stepped away from Mark. It seemed like he should have been shocked when Mark saw a huge black-furred beast of a man emerge from the shadows, but when the man's soft red eyes took in Clay's titanic shape they began to burn with lust. Somehow, it was like Mark could feel that his time to join the pack had come, and he was ready for whatever dark fate awaited him in the hands of his lover.

Mark stepped past Rex and Spike to stand before the mountain of hair and muscle that Clay had become. Obviously whatever was happening to Clay and his family had reached a whole new level through the night, and now more than ever Mark felt like he wanted to be a part of what was happening here. "Clay... I thought about last night. I just want to say that I would do anything to protect you and your brothers. I feel... I feel like you're the best thing that has ever happened to me. I... I would give up everything to stand beside you!"

Mark was rambling, but Clay loved him for the words regardless. The giant half-demon peered down at the human standing before him and took in the sight of his handsome face and broad muscular frame. Clay wanted to remember what Mark looked like before he was changed for the good of Clay's growing family. "What do you have to lose Mark?" Clay asked and growled softly as his eyes blazed with unholy power. "In my eyes you're already part of our family, but... I might need some help to make you part of my pack."

Clay's sensitive demonic eyes could already make out the faint lines of energy flowing around Mark. This human had certainly been 'touched' by demonic power, but until now Clay had no idea quite how potent his own seed had been. For sure there was plenty of humanity left in Mark's tall muscular body. The man was slightly more than six feet and two inches tall with over two hundred and thirty pounds of bulging muscle on his frame. Mark's bright red hair was slightly darker than it had been when he had first met Clay a few days ago, but aside from having gained the ability to lactate the man was still only barely touched by the demonic energy that had changed Clayton and his family.

However, that was about to change.

It was simple enough for Clay to reach out with his own demonic power and seize the faint lines of energy emanating from Mark's body. The lines were thin but firmly anchored to the human's soul. Clay's lips parted and a dark smile grew on his face. "Clay?" Mark said softly as he looked up at his boss with a flicker of fear in his eyes. "Do you... love me?"

The question caught the half-demon by surprise causing his grin to fade and a scowl to grow on his feral face. "Mark..." Clayton said in his deep growly voice. The half-man stepped forward and wrapped his arms around the smaller muscular male standing before him. "I know we didn't have the best first day together, but you... you're so smart and level headed. You keep me grounded and on the right path despite all this... stuff... that's been happening." Clay pulled away from Mark and looked into the man's eyes. "No matter what happens to you on the outside, I want you to know that it's what's on the inside that I fell in love with. So... yea... I do love you Mark."

Hearing Clay say that made Mark's eyes water a little as he looked up at Clayton's thick bearded face and the glowing red horns on his brow. Mark reached up and seized the two horns pulling Clay's face down towards his own. The two men shared a surprisingly intimate kiss that only made Clay's horns glow the brighter in the dim light of the room. "That's exactly what I wanted to hear you say." Mark whispered.

"Um guys?" Bo said as he stood naked on the other side of the room. "If you uhh... need a moment... we could take the cubs outside."

"No... we need the whole pack for this." Clay said and growled softly before looking at the other demonic males assembled around him and Mark in the darkness of the room.

"Should I... disrobe or something?" Mark asked as he looked at the five pairs of glowing red eyes around him.

It was Bo's turn to growl as he stepped forward. The beefy teen took a deep breath that seemed to last far longer than any normal human could have ever managed. Then, after holding the great breath of air inside him for a long moment, the teen breathed out a burst of searing hot air wreathed in thick black smoke. The flaming breath wrapped around Mark's body like an envelope of fire and smoke. The man's clothes burst into flames and rapidly burnt away in a quick whoosh of heat.

Bo's eyes and horns began to burn with a bright red light as the teen's control over the heat and smoke grew stronger. The breath of searing smoky breath finally ended and the last of the fire wrapped around Mark's impressive naked form. Before Mark could really object the smoke and fire began to trail into his nose and mouth. In mere moments he was breathing what felt like liquid pleasure into his lungs. The heat swept through his body and began to migrate to his cock. The impressive foot-long member rapidly grew painfully erect, but another male in the room was ready to help Mark with that particular problem.

Hunter stepped forward and his seven-inch ebony horns began to drink in the light coming from the other males in the room. The shadows in the room began to solidify and creep forward until they were wrapped around Mark's pulsing aching cock. The gentle and firm embrace of pure darkness caused Mark to gasp. It was like he was being pleasure in the most intimate way imaginable as the normally incorporeal shadows danced across his throbbing flesh. If there was a place where the man was sensitive to touch, stroke, or pressure the shadows found it.

A sadistic grin grew on Hunter's young face at the extent of his growing control over shadows and darkness. He used this new ability to quickly bring Mark to the brink of release only to hold him there or let him slide back into a frustrated stimulated high. Hunter knew that the human's seed was precious, and all that stimulation was doing more than just making the man's cock ache and balls churn.

While his brother's worked together on their next pack member Rex looked at Spike and pulled the taller hound's ear towards his mouth and whispered. "What's happening Spike? Should we be helping them somehow?"

Spike wrapped his arms around his naïve mate and pulled the smaller male into his embrace. A deep hunger was growing in Spike, and as the only true demon in the room the young hound knew exactly what Clay was attempting to do. The smoke and fire Bo poured into the man filled him with energy, and the stimulation Hunter provided caused Mark's human essence to pool into his cock. But there was a simple addition problem with Mark at this point in time. Clay needed a mate that could feed his two cubs at the same time, and now that Mark was here Clay intended to used every ounce of his new powers to ensure that this man became exactly what their pack needed to ensure its survival.

"Don't worry my love," Spike growled softly into his mate's ears and pulled the smaller male into his warm embrace. "Clayton is both cunning and wise. Even in his current half-demon state his understanding of the pack's needs far outweighs my own. I have a feeling that Mark's time as a mortal human is quickly growing shorter now that our pack is working together to change him."

Mark's humanity was indeed being drained away, but not completely... not yet at least.

Clayton was standing rigid behind Mark, and he was deeply concentrated with his eyes and mind focused on the energy around the human. Clayton couldn't afford to waste a single drop of his seed, so it made focusing Markus's genesis as a member of the pack all the more vital.

A quick glance at his brothers caused Clay to grin despite his own intense level of focus. Hunter was barely visible as the floor below him and air around him were drained of every last ounce of light and warmth. Lines of demonic power were all that gave Hunter's work away as he kept Mark on the verge of orgasm.

Bo was equally focused on his own work. What wood and furniture in the house that had not been turned to stone was bursting into flame to aid Bo as he fed more and more heat and power into Mark's body. All that ash and soot was fueling Mark's changes even before the man being touched by Clayton's power.

The light dusting of ginger hair on Mark's chest was beginning to darken to a dull rust-red color as he absorbed more and more of Bo's heat, smoke, and ash. Veins bulged beneath the man's skin as his blood began to run hotter and thicker. Hunter's grip on the man's cock was challenged when Mark's voice dropped into a low growl and his right hand tried to move to pleasure himself. Hunter was forced to restrain him with the shadows, but just knowing Mark had tried to take control made Clay love the man all the more.

All their work was about to pay off. Clayton moved swiftly as he felt his own cock surge out of his sheath and rise to full mast in just a few short moments. The demonic monolith of metallic blood and stone-hard cock plunged into Mark's ass causing the man to cry out in shock, but his shock quickly turned into a growl of lust shortly after being speared from behind. "Ohhhh, Clayton!" Mark shouted in a voice that was deeper and far less human than it had been ten minutes ago. "Fill me with your huge demon cock!"

A grunt and a lusty growl were Clay's only response as he did exactly what his mate wanted. The hold on Mark's faint demonic energy tightened as Clay felt himself gush pre into the man. Just that tiny bit of essence alone caused Mark's body to pulse with growth. His muscles bulged and packed on mass and he grew a whole inch in height from the pre alone, but Clay reined in the flow of power before Mark's physical growth could spiral out of control. Sure, having a magnificently massive beast to take Clay's cock would have been spectacular, but that was not what the pack needed from Mark.

Instead, Clay focused the power pumping into Mark towards the man's crotch. It was somewhat amusing to hear Mark gasp in surprise as a wave of pleasure swept outwards through his body emanating from his cock and balls. The man looked down at his shadow-clad cock and groaned in surprise. At first Mark thought he was going cross eyed, but after shaking his head in shock the man realized that what he was seeing was indeed real.

Before his eyes Mark watched as his whole plump sac began to grow larger and larger. It seemed like the man's balls should have been growing, but that wasn't quite what was happening. Instead, the growth was being caused by two new cum-producing factories growing right beside the first two Mark had already possessed. The man groaned in surprise as his ginger pubes began to thicken, lengthen, and grow darker at the same time. Before long the rust-red hair was decidedly fur-like, and it was rapidly growing to cover most of the man's groin. The thick red fur raced up Mark's cock as well. A flap of furry skin grew up from between Mark's groin and his cock. In moments his aching member had changed into a plump furry red sheath.

But that wasn't the most exciting thing happening. With each beat of the man's heart his sheath began to stretch and throb wider and wider as it grew. The flesh would pull taunt, bulge outwards, and then more fur would grow to cover the skin. This cycle of stretching and fur growth continued for some time as Clay continued to pump pre into Mark's ass. "Markus," Clay growled into his mate's ears.

"Yea?" Mark gasped as he looked over his shoulder at the hairy beast fucking his ass.

"It's time for you to join the pack now. I... I have to finish this, but I want you to know that no matter what... happens... I will... always love you." Clay's words came out in rough grunts and growls between his thrusts into his lover's ass. He sounded more beast than man, but the words were no less touching to hear.

Mark nodded before he cried out in shock as Clayton snarled behind him and bit down on the man's left back and shoulder. Clay's whole body language changed as instinct guided him forward from here. The man's teeth had been growing sharper in his mouth as he changed Mark from man to beast. Now that the changes were set in motion Clay could only hope they stayed true to the course he had set. From now on the beast inside Clay was in charge, and it wanted to fuck this man until he was everything Clay had imagined him to be.

The rough motions of Clay's thrusts into Mark's ass only sped up the pumping of pre into the human. Without Clay to direct it the demonic energy ran wildly through Mark's body. Once again his muscles began to bulge and grow, and he also began to slowly grow taller as well. However, those were only minor changes compared to what Bo, Hunter, Rex, and Spike saw happening to the man's neck and torso.

Beside where Clay's fangs were latched onto Mark's neck and shoulder a queer lump had begun to form. The other males in the room could only watch in mute shock as Mark's whole chest, shoulders, and torso began to widen and grow as the strange lump grew larger and larger. Sick cracking sounds filled the room as Mark's left shoulder pushed away from his head carrying his left arm with it. The lump was growing bigger, but that wasn't all that was growing on Mark.

Two new muscles began to balloon beneath the man's bulging pectorals while his body widened and grew thicker. These new muscles rapidly surged in size and then two familiar rings of flesh began to form on them. The rings of flesh turned dark and red just as Mark's teats began to do so as well. Red fur sprouted from around both sets of muscles just before the demonic teenagers in the room realized what these new muscles truly were.

A soft whine of fear came from Rex as he tore his eyes from Mark's changing form. The young man shuddered as he felt a strange gnawing hunger growing inside the pit of his stomach. When Rex looked back at Mark the new pectoral muscles growing on his torso had sprouted shoulders. From the shoulders grew two muscular arms, and from the arms grew hands. The double set of arms, complete with furry pecs and fleshy red nipples, only made Rex's hunger grow worse. There was no denying now that Mark could feed Rex and Spike as least as well as Clay and Bo could have when combined. But really, as Mark's muscles continued to grow he was obviously growing to be at least as muscular as Clay was, but Mark was still slightly shorter in stature.

What happened next was almost more than Rex could bear to watch. The growing lump on Mark's head finally took the shape of a head and then a face. The face was... vaguely similar to Mark's first (now right) head, but where Mark had always had a kind and fatherly look to him this new face looked far darker in countenance. Mark's right pair of eyes were shut tight in concentration, but his newly grown left pair blazed with passion as they looked around at the other males in the room. Surely the head would have spoken if it had not been forced to close its eyes when both heads abruptly groaned in pleasure.

Clay's orgasm was reaching its end, but the last of the demonic power was hardly wasted. The huge sheath below the massive male had continued to grow and grow even while Mark was drastically changing the rest of his anatomy. Spike let out a low hungry growl when the sheath finally spit in two and two huge meaty sheaths formed from the first one. "Ohhh F...Fuck!" Mark's twin cried out in passion as both sheaths began to bulge and the rust-red tips of two wolf cocks began to emerge from their new furry homes.

...Rex...

"Now it's time to feed," Spike growled as he pulled Rex over to Mark... or what had once been Markus... and gesture to the beastly creature's left cock. "You must drink as much of his human seed as possible Rex." Spike growled in a deadly serious tone. "Your life, and the life of our whole pack, depends on you doing so."

Clay released his mating bite on the meaty mid-neck between the two heads. He looked down past Mark's twin heads and at the young males crouching before the second pair of *heads* his mate possessed. "Feed them my love," Clay growled into the left and right ears of both heads. "This is your job and your purpose in my pack; sustain our brothers and cubs with your magnificent body."

Both pairs of eyes snapped open as the two heads looked inwardly at the bearded stud between them. "Of course my love," the right head said in a deep lusty voice.

"By your command my Alpha." The left replied in an equally lust-filled tone.

Mark refocused his attention on the young males below him. His lower pair of hands worked in tandem to guide Rex's hesitant lips towards the slick eighteen-inch wolf cock bobbing before him. "I can sense how hungry you are little cub." The left head said in its rough growling voice. "I can sense your fear, but you must know that I am as much a part of Mark now as I was before Clay pulled us apart into two separate minds. I am that part of him that would kill, murder, and maim to protect our cubs. I am your new protector, and we will have plenty of time to get acquainted in the coming days."

The right head smiled gently as the right upper hand guided Spike's snout towards the right cock. The left upper hand reached down to pat Rex's head in a gentle show of affection. "See how your own mate feeds Rex?" Mark said in a familiar gentle tone causing Rex to glance over at Spike who was sucking hungrily on the red wolf cock shoved into his snout. "Spike is fighting so hard to keep you healthy. He feeds his own power into you and neglects his own needs. Help him help you kido. You two are my brothers now, and all I want is to take the hunger away."

A part of Rex still resisted inside him. He loved Spike more than anything, and the hunger inside him was unbearable. Even at that moment it was growing and growing inside him. But knowing that this had all started because of Rex's choices made the young teen hesitate. Clay looked like... some kind of beast-man because of Rex, and now Mark was... something entirely not-human... all because of Rex. "I... I'm scared." Rex whispered and whined softly as he looked at the animal cock before him.

"So are we," Hunter said as he walked over to Rex and knelt beside him.

"But we love you Rex." Bo also said and joined his brothers kneeling before Mark and Clay.

Hunter shook his horn-clad head causing the shadows around the room to thicken. "I know your dying of hunger Rex." Hunter growled. "Before I started turning I knew you were... lonely."

The lava-horned male beside Rex nodded and frowned. "Rex... you took mom and dad's death the worst out of all of us. But you can't let your fear of change hold you back." Bo stood and gestured around the room. "Look at this place," he said and pointed at the charred walls and the places where demonic stone had replaced the exposed dry-wall. Lines of heat and smears of shadow played across the changing stone interior. Where the heat and shadow could not reach a strange grass-like carpet of green and red plants had begun to grow. In these places the plant growth snaked up the walls like hairy red and green vines. "Who would even believe we're normal after seeing our front room?" Bo asked and smiled. "We need you Rex... Spike needs you too."

Rex felt a furry hand-paw slide into his own and for a moment Spike stopped sucking long enough to look over at his mate with obvious concern and fear in his eyes. The hound didn't need to say anything to his mate; his eyes spoke for him, and at that moment the hound was seriously worried about both his mate and his own life.

"I can't let you all down." Rex said and sighed as he turned to the throbbing red member tantalizingly bobbing a few inches from his young face. "I guess... if Spike can do this than I can too."

Mark's heads groaned as he felt Rex latch onto his left cock. The other three males in the room all smiled as they felt a pulse of pure demonic energy radiating from Rex and Spike both. That energy made the walls blaze where they didn't grow darker. Demon stone and plants both spread further through the room as Rex closed his eyes and drank down the first burst of pre that shot into his mouth.

If Rex could have seen his older brothers he would have noticed them all grinning possessively as they watched the two cubs feed. Instinct told the older males that if the cubs grew stronger than so too would the adults in the pack. Stronger adults meant more demonic energy, and that meant the next male they chose to turn would be that much more useful to the pack.

Mark's grunts and growls continued for quite a while as he pumped pre into the cubs below him. Clay growled out his own lust as he began to piston his still-hard cock in and out of Mark's ass. The thick muscular man was built like a tank, but even Mark wasn't expecting what happened next.

The two headed male was rocked slightly when Bo grabbed his right head and began making out with it. Hunter followed suit and began to kiss the left head. The lower pair of arms on Mark's torso gently guided the cubs sucking his cocks, and the upper pair explored the muscular young bodies of the two teens making out with him. Behind them all Clay growled in lust as he established his dominance over Mark and his position as alpha in the pack.

Mark growled too as his right hands seized Hunter and Bo's cocks. Clay used his incredible strength to lift Mark into the air and then sit the massive behemoth on top of Clay's titanic cock. The two huge muscle men sank to the floor with Clay still thrusting wildly upwards into his new mate's ass.

As he was lowered towards the ground Mark discovered that he was at the perfect height to suck the two wolf-cocks in his hands into his hungry maw. Bo and Hunter both began to growl and drool uncontrollably as their canine members were serviced by their alpha's mate. Below Mark, Spike and Rex were lovingly cupped in Mark's hairy legs which held them close to Mark's pre-drooling cocks. There was only one goal to this mass rutting, and that goal was to ensure that the cubs were fed properly.

Somehow Rex could feel that this was all for him. Every male in the room was thinking about his health and his safety. All thoughts of blame and guilt were slowly washed away as the six brothers made love together for the first time. With the loss of Rex's human regret a measure of the human emotions in the other pack members began to drain away as well. Before too long the room was filled with the unnatural sounds of six horny demons all hungry for more power and their next meal of human or demonic seed.

At long last the sound of Mark's grunting reached a climactic pitch. Clay, Bo, and Hunter all exploded at once into the man's ass and twin heads. His body was filled to bursting with cum, but in response his own cocks began to shoot his rich human seed into the maws of the two cubs below him. Rex found the sweet taste of Mark's seed to be far better than anything he had eaten so far. Even milk did not taste as sweet.

Spike growled low as he both his and Rex's body were fed more human essence. It was about damn time a member of the pack was tasked with taking care of Rex and Spike, but until now Spike had been forced to deal with what he could get. A measure of the demonic hound's power was returned as he drank down the bountiful essence Mark so willingly supplied.

The orgasm lasted for nearly fifteen minutes as all four males came and came over and over. The sounds of their rutting spilled out of the house and into the neighborhood causing more than a few of the neighbors to give the tree-shrouded house weary glances. If it hadn't been so dang dark around those trees, and the place hadn't stunk so bad, some of the braver neighbors would have come over to complain. Thankfully they chose to ignore the strange sounds. After all, everyone had been whispering about that strange new dog the Burns boys had picked up. Most of the neighbors thought all that howling had to be the dog, but now... now it sounded like something else entirely.