Amok Time Lord, Part 2

Story by tiliquain on SoFurry

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Second part of my Star Trek/Doctor Who crossover.


Amok Time Lord, Part 2

Keywords: human vulcan time lord spock Doctor captain jack harkness Doctor/jack m/m male gay feline cat Caitian dr who star trek pon farr heat frottage telepathy mind meld kissing prehensile cock tentacles tendrils science fiction sci-fi transformation TARDIS crossover fanfiction slash

*****

Safely inside the TARDIS, Jack laid the Doctor down on the floor and bent over him. The Time Lord's eyes were wide open, and as fiery-looking as Spock's. He was still breathing hard. Jack could feel the heat radiating from his body through his rumpled suit. His hair was disheveled, his face shining with sweat.

"Doctor, talk to me," Jack said, patting at the side of his face, his heart hammering at the thought that the Doctor's mind might be seriously damaged. "Are you okay? What's happening? What did he do to you? --Besides the obvious, I mean."

The Doctor's breath came faster, and he leaned his face closer against Jack's feline hand. The touch made Jack blush under his fur. "I-- I don't know," the Doctor said, rubbing his face on Jack's paw pads as if craving the contact. "I think I'm dying."

"You're not dying," Jack said, even though his heart kicked up a notch at the thought, starting to panic at the possibility that it might be true. "Why do you think that?"

"Well, I-- I don't know what's going on," the Doctor gasped, stretching his neck to the side. "It's some kind of mental overload-- something c-controlling my mind, making my brain set off too many physical reactions at once. I d-don't know what it is. But I know if it keeps up, it'll kill me. I can feel that much."

"So you're... going to regenerate?" Jack hated it, hated the thought of losing this gorgeous body, and losing whatever parts of the Doctor's personality would be lost in the next regenerative cycle. But, God, it would be better than losing all of him.

"Well, I would regenerate, except it's-- it's the sort of death where you go mad before you die." The Doctor's eyes clenched shut and his teeth showed in a grimace as he twisted back and forth, enduring whatever telepathic agonies the mind-meld had spilled inside his head. "I can't-- think clearly enough to start the regeneration-- the madness has already got the part of my mind that would take care of that. I'm--I'm just too distracted."

Jack leaned close. "What's distracting you?" he whispered, his breath on the Doctor's face. "What is your mind trying to focus on instead?"

His skin burned with adrenaline as he considered the possible answer. Spock's mind had been pretty damn certain what it wanted to focus on. It had looked like a madness with a specific goal-- one that, if achieved, might successfully resolve the condition. And if that same madness was what had passed into the Doctor...

The response to his question was volcanic. With a throat-deep groan, the body on the floor lunged up at him, the hands seizing the collar of his shirt and pulling his face against the panting mouth beneath him.

It was more than a kiss, it was a bruising pressure that drove his teeth against the Doctor's lips, and it didn't stop with the pain or the taste of blood. It went on and on, the Time Lord's hands moving from his throat to entangle in his hair, clutching his head as if keeping him there was the key to survival itself-- which it very well might be.

And then it eased just slightly, his continued presence calming the Doctor's panic, and became passionate and not just desperate. The hands massaged the back of his head, where the hair was still thick and black, and the Doctor's mobile mouth opened and closed and moved against his-- still pressing hard, still urgent, but now hot and wet with pleasure, the pain starting to fade.

Jack moved until he was straddling the body below him, not breaking the kiss but adding more contact. As their bodies pressed together, the Doctor moaned so hard his mouth broke free for a second, and as their lips came back together the Doctor's hands started to move from his head and neck down the wide muscles of his back.

The urgency, the need in that embrace-- it brought on a flood of pleasure, threatening to spill the madness from one mind to another. Jack let himself respond completely, stroking his rough tongue against the Doctor's smooth one, tasting his mouth, wrapping his arms around the Doctor's back, arching his own back and pushing his hips down.

The sensitive bulge of his groin pressed against another that felt even firmer, and three times as hot, and seemed to be moving in ways nothing on a human's body would move. The moan that answered his thrust, and the frenzy of bucking that almost threw him off as soon as the contact happened-- it drove him insane with the urge to tear away the clothes, caress that slender and desperate body in every way he could think of. The Doctor looked sexy as all hell, his hair in a mess, his eyes half-closed with the pupils dilated wide, a hot blush creeping up his cheeks as he paused to take deep fast breaths between kisses.

But at the same time, Jack was realizing he had no idea what he was getting into, no idea what was involved in making love to a Time Lord. What exactly was he rubbing his crotch against-- that alien heat and inhuman motion of flesh? What would happen, with the Doctor raving mad on some alien mating urge, unable to go slow or be gentle?

Jack slowed his breathing, trying to stay calm. He couldn't be permanently injured. He was the only human who could be sure of being totally safe in this situation, so he was just going to have to let the fear go, and give in to the pleasure.

He leaned in for one more long deep kiss, both men's hands grabbing and clutching at each other's backs with each shift in position, as if they couldn't find a way to hold each other tight enough to be satisfied. At one point Jack gripped the Doctor's waist so hard that he felt his claws tear fabric, and he was pretty sure he broke the skin before he managed to stop. But the pain only seemed to spur the Doctor on, making a sound like a roar and wrapping his legs all the way around Jack's waist.

The sudden hard press of the Doctor's heat against him sent shocks through his nipples and a jolt through his cock that ended with pre-cum moistening his underwear. Then he felt a tingling in the base of his spine that felt like the start of an orgasm, but as his pants tightened even more, he realized it was something else. His transformation was speeding up. He didn't stop the kiss, but his right hand moved down to struggle with the fastener on his pants-- he had wondered when he was going to grow the tail.

The realization that one of Jack's hands wasn't touching him anymore seemed to panic the Doctor, and he moved his lips more frantically against Jack's feline mouth, tightened the grip of his hand on Jack's shoulder blade and his legs on his waist. "Mmmnnn, ahhh... ahh--"

Jack's tail was growing longer and longer, making his clothes more and more uncomfortable-- it still felt like the base of his spine, but in a different place, and out of sync with the position of the rest of his limbs. His brain's model of the locations of his body parts could barely handle the discrepancy.

And the infinitely erotic distraction of a Time Lord in heat, humping him while he tried to extricate himself from his pants-- it made it damn near impossible. Frustrated by claws and fur and paw pads, he finally gave up and slashed the fabric apart, over and over, until nothing was left but shreds of his pants and underpants, and scratches on his hips and thighs.

The sudden destructive frenzy shocked the Doctor into stillness. For a moment nothing could be heard but their combined heavy breathing, as the Time Lord realized that Jack's naked groin was now resting against his increasingly uncomfortable clothes.

Eyes shut tight, he untangled his arms and legs from Jack's body, as if letting go even for a second was painful. He lay back, resting himself on his elbows, and managed to open his eyes again, looking up at the captain who knelt between his legs.

Lying there, he looked more gorgeous than Jack could ever have imagined. Under sweaty and tousled hair, his eyes were wide, pupils expanded, brows tense. His teeth were showing as he panted and tried to catch his breath; his lips were swollen from arousal and all the too-rough kissing, a small cut in one spot from Jack's cat teeth. Inside his well-fitted shirt his chest moved irregularly. Small rips here and there in his clothing served as reminders of Jack's claws. There was a painful-looking bulge down his left thigh, his pant leg squeezed too tight around it-- Jack could see it pulsing, and... somehow undulating, too.

"Please," he breathed, each inhalation coming like a gasp. "Please, I need--"

Jack could feel the Doctor's eyes on his feline shaft. He glanced down, and it looked even harder than it felt. He reached down and cupped it in the pads of his fingers.

The shape fit well in his hand, bulging in the middle and tapering thinner at the end. The little bumps all over the shaft were more sensitive than ever, and the way they massaged his paw pads felt amazing. Thank god he hadn't grown those spikes like a real cat. He moved his hand down lower, playing with the sheath, stroking the white fur on his balls.

"Please," the Doctor said again, louder this time, through teeth clenched tight together.

"Yeah," Jack assured him, letting go of his own cock and bending down to stroke the inside of the Doctor's thigh. "I'm right here." He felt the muscles tense beneath his hand, heard a series of ragged "aa-AAH!" sounds as the Doctor tried to keep breathing. His hands fumbled with the fly of the Doctor's too-tight trousers, but once again the claws and paw pads confounded his efforts. "I-- I'm not used to using these yet," he stammered. "I'm sorry-- can I just rip the pants off?"

"Yes," said the Doctor, and it sounded like a growl, as he threw his head back and opened his legs wider.

Jack was trembling all over now, as he ran his hands gently down the Time Lord's thighs, claws extended just enough to break the fabric. The helpless bucking of hips beneath his touch didn't make things any easier, but he managed to tear a few long slits in the cloth with only minimal scratching of the Doctor's hypersensitized skin.

This was it. Holding his breath, he lifted away the remnants of the pants, exposing the Doctor's sex to light and air.

At first glance it didn't look much different from a human cock and balls. But as it started to respond to being freed from the too-tight clothes, Jack began to see that the shaft was actually four slender shafts-- fitted together like one, but beginning to unfurl, moving prehensilely like arms of an octopus.

Fascinated, he leaned close. They were flushed purple, like his own cock when it was painfully hard, and they gave off a clove-like scent tinged with musk. Very gently, he rested the pad of a finger against one. It was firm and smooth and slicked with some sort of natural lubricant. And very, very hot.

The Doctor clutched at the floor and clenched his teeth and moaned, and the tendril wrapped tight around Jack's finger, pulsing and contracting even once it was fully coiled. "Please, more..."

Jack stroked the curled tendril with the pad of his thumb. "I'm sorry, but-- but you're going to have to explain to me how these work." He could think of a lot of things to do with them, some of which made his erection jump and his breath catch in his throat just by thinking about them. But he had to know what the Doctor needed...

It took several moments and several rough breaths before the Doctor managed to speak. "They-- ahh, aaah-- they reach inside the female, a-aa-and wrap round her egg sac, and-- and it... oh, oh, OH! ...it absorbs the semen from them, by-- aaaAAAH yes, ah--" Just the touch of his finger and thumb was making the Time Lord's hips thrust upwards and his face gleam with sweat. Speech was gone as his eyes rolled up and his lips curled back in crazed desire.

"Okay, it's all right, you don't have to give me all the details," Jack murmured. "But-- well, okay, they can wrap around something..." He glanced down at his own nubbed erection, so hard that it was pressing against the fur of his belly. "Could they wrap around--"

"YES," groaned the Doctor, and now he was grabbing Jack by the waist and pulling him into his arms, in between his legs, their whole bodies touching, their shirts wrinkled between their chests and remnants of trouser legs tangled between their ankles. The Time Lord was panting and gasping as he clutched Jack against him, his breath hot against the delicate feline ear-- and now he was moaning uncontrollably, his hands gripping Jack's ass almost hard enough to bruise, because the slippery tendrils had found him, and all of them had wrapped around his bumpy shaft at once, tight and hot and wet, and each one stroking him with a different motion...

It was too much, an overload of pleasure. The warning tingle in the backs of his thighs shot straight to his balls and cock in an instant. His tail thrashed from side to side. "Oh holy fuck, I'm going to--"

"No!" The Doctor looked up at him with panic on his face, and the tendrils tightened around him, tight enough that the discomfort just barely canceled out the pleasure enough to stave off climax. "Please, no! Not yet."

Jack took some deep breaths, trying to hold on, his ears folded tight against the fur of his head. "Okay," he said. "Okay, I can last a little bit longer. But not very long. F-fuck, it's just too good..."

The Doctor's teeth were bared in fear, his eyes pleading. "I need-- a lot more. A lot longer," he gasped. "Please, I need so much more, my god, it's killing me..."

And maybe it was-- maybe the Doctor's very survival depended on Jack's sexual stamina. Not since his teens had Captain Jack Harkness had any trouble lasting long enough to satisfy a lover. But he'd never had a lover who stimulated him like this...

He breathed slowly, focusing on holding back the explosion building in his groin. His skin was on fire under his fur; all his muscles felt tight, a maddening tingling sensation running through him from his legs to his belly. How could he do this? Of course he could try using his hands or his mouth, or even his ass, if he failed-- but he wasn't sure any of those could give the Doctor what he needed. Judging from the response so far, his feline shaft was the perfect shape, size and texture to please those crazed tendrils.

Why did the Doctor need so much more? Why hadn't he climaxed already? He had certainly seemed horny enough to go off at the slightest touch. A sudden motion of the tendril-shafts made Jack breathe in sharply and dig his claws into the Doctor's back. Damn it, he knew nothing about Time Lord sexual physiology, nothing except the few words the Doctor had said to him...

"They reach inside the female and wrap round the egg sac." Of course! Inside the female. The Doctor needed the sensation of wrapping around something, but he also needed something wrapped around him at the same time.

The Doctor was losing control, starting to moan and growl again, his legs entwining with Jack's legs and his tentacles starting to move again, faster and faster. Jack bit his lip and tried to think fast, the pleasure driving him insane, his arms and thighs and even the tips of his ears trembling, his balls on fire with the need to release. Could he reach down and stroke the tentacles while they stroked him? Well, he could try, but he wasn't sure he could give them enough stimulation before he drove himself into his own orgasm.

The Doctor was tossing his head from side to side again, his lips quivering, his mouth open and gasping helplessly. He looked as insane as Spock. Why the hell had he tried that telepathic stunt in the first place?

And then Jack's eyes widened with inspiration, even as his thighs tingled harder in warning. The mind-meld!

It could work. Fighting the overwhelming urge to give in to pleasure, he slid his furred and padded hands off the Doctor's back, and reached back to where the tense fingers were gripping his backside. Gently, trying his best to be careful with his claws, he pulled the Doctor's hands loose. The Time Lord moaned in protest, but Jack clasped the hands tightly in his own, savoring their tense heat and the strength of their grip, moving them up to rest against the sides of his face.

And then, as the fingers seemed to realize where they were, instinct took over. With a groan from deep in his chest, the Doctor gripped Jack's face so hard it nearly hurt, hot fingers settling onto points on his temples and jawline, streaks of mental stimulation branching through his head like veins. The telepathic mind opened, madness thrusting into Jack's mind, probing into the centers of physical sensation and merging them with the Doctor's own.

In an explosion of erotic telepathy, each man could feel everything the other felt. The cat-human could feel not only the prehensile shafts embracing him, but the feeling of having those shafts, the exquisite relief and fullness of wrapping them around a warm erection and contracting and stroking as hard as he could. The Time Lord felt not only the pleasure of holding Jack's cock in his grasp, but the pleasure that cock felt, wrapped in his own tendrils, shoving himself helplessly into hot tight wetness again and again. "Ahh! Ah-- oh yes, ah, ahh--"

It was a pleasure overload, making both arch their backs and hang onto each other for dear life, moaning and growling and bucking like mad. The double orgasm burned through both of them like a firestorm, electrifying their groins and shorting out their minds for a moment. "Fuck, ahh, oh my god yes!!"

And it went on and on. Even with the space between them flooded with semen, even as Jack's cock finally relaxed, the Time Lord's orgasm kept going, echoing through both their minds and making Jack groan along with him, as tingling pulses continued to reverberate through them.

God, the Doctor's face was gorgeous-- cheeks flushed, lips swollen and parted, teeth clenched and eyes tight shut as he rode out the waves of indescribable pleasure. And-- oh, holy fuck, what was happening?

His face was changing. Not slowly, the way Jack had changed, but fast-- the bared teeth sharpening, the bridge of the nose narrowing, the fur sprouting like a time-lapse video of grass. It was beautiful gray fur, shiny and sleek, and softer than anything Jack had ever touched. He grabbed the Time Lord by the hips and turned both of them onto their sides as the tail began to form, and the Doctor's back arched as the extending of his spine seemed to add to his ongoing climax. His eyes opened and they were bright blue-green, like a gemstone that didn't even exist, the slit-pupils dilated until they were almost round.

Jack stroked the side of the Doctor's face and felt the ear changing, the tip of it stretching into a point. For just a second it looked like Spock's, and then it morphed into a more cone-like shape, thinner and more delicate, migrating higher up on his head.

The caress set off the last convulsion of orgasm, the last wild dance of tendrils, stroking Jack's softening member like mad. They were still tendrils, the transformation hadn't changed that. But Jack could feel that they were taking on the texture of his own shaft, growing bumps that set off delicious aftershocks as they rubbed against his own. "Y-yes," the Time Lord gasped. "Aa-aahh, yes, Jim, yesss..." and the last wave of climax stiffened his whole body, made his new claws dig into Jack's shoulder blades before he finally relaxed.

They lay in the afterglow for long moments, becoming aware of reality, of the hard floor of the TARDIS. "Who the hell is Jim?" said Captain Jack, smiling and ruffling the fur on the Doctor's head.

The Doctor shrugged. "Damned if I know. That was from his mind, not mine."

He sounded like himself for the first time in a while, and Jack exhaled in relief. "So, are you feeling okay now? Not dying anymore?"

Then the Doctor seemed to become fully aware of his situation, looking down at their bodies-- lying together on the floor, legs still intertwined, shoes still on, though not fitting their digitigrade feet anymore. Pants in shreds around their ankles. Shirts rumpled and clawed and semen-stained. The cluster of prehensile shafts, sticky and outspread between their bellies, one of them still wrapped loosely around Jack's cock.

Comprehension widened the blue-green eyes. "Oh, my god, did we just--"

Jack rested a hand on the Doctor's thigh. "Yeah, we did. We kind of had no choice."

The Doctor's ears folded down. "I--I remember now. I remember it all." He ran his clawed hands down his sides, feeling the sweaty fur. "And-- oh hell, I'm a cat now, aren't I?"

"Yeah. Sorry."

"So, what-- cat is a sexually transmitted disease now?" The Doctor pawed at his own head. "My god, cat ears."

Jack shrugged. "I guess it is. I'm sorry. If I had known, I... Well, I guess I would have done it anyway, because you were pretty much dying back there."

The feline Time Lord sighed, one hand on his face. Then he leaned back, his mouth opening and his ears folding back, as some wave of sensation overwhelmed him. The tendrils were coming back to life, the bumps on them swelling, their skin darkening to purple all at once.

"And-- bloody hell, it's coming back now, isn't it?" he gasped.

Jack leaned in and kissed the Doctor between the neck and shoulder. "Don't worry. I'm right here."

All the Doctor could do was moan, as his hips rose up to meet Jack's, as his hands found their way to the human-cat's face and enveloped his mind in the madness once more. Jack was hard again, instantly, unbelievably, and rocking his hips in helpless abandon as the bumpy prehensile shafts wrapped and tightened and stroked. "Oh fuck yes..."

*****

TO BE CONTINUED

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