Cover of Sibling Rivalry: A Twisted Obsession

Sibling Rivalry: A Twisted Obsession

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JT is 20 years old and is introverted due to his Older sister Iris a transgendered woman with a large girthy phallus. She has always hates JT but she also wants to have JT all to herself.

Chapter 15: Altitude Adjustment

The city below was a graveyard of shadows, the dawn a thin, cold line of iodine on the horizon. The helicopter sat like a dormant insect on the pad, its sleek curves collecting the feeble light. The wind up here was a constant, whining presence, slicing through JT’s thin jacket, carrying the distant smell of jet fuel and concrete.

Iris stood by the edge, her back to him, looking out at the waking sprawl. She was dressed for the day already—a sharp, black trouser suit, her hair a perfect dark wave. She looked untouchable. The memory of her, bent over and moaning against the hotel door, felt like a hallucination.

“The car’s waiting downstairs,” she said, not turning. “We need to be on set in ninety minutes.”

He walked toward her, his shoes crunching on the gravel-strewn concrete. The stickiness between his legs, the ghost of their shared release from the shower, was a secret he carried. He stopped behind her, close enough to feel the heat radiating through her clothes, to smell her perfume cutting through the chemical wind.

“You’re scared,” he said.

She didn’t move. “Of what?”

“Of me. On that set today. Doing it my way.”

She turned then, her face a mask of cool amusement. “Don’t flatter yourself. You had a moment. A fit of pique. It was… stimulating. But the film is a machine. And I built the machine.”

“You built the cage,” he corrected, his voice quiet. “I’m just the animal inside it. But even animals learn the latch.”

Her smile was thin, dangerous. She stepped into his space, using her height, her presence. The old dynamic, reasserting itself. “And what will you do when you’re out, little brother? You’ll just find another cage. You need structure. You need me.”

He didn’t back down. He looked up at her, meeting her gaze squarely. The nervous energy was still there, buzzing in his chest, but he had learned to weaponize it. “Maybe I just need you in a different way.”

His hand shot out, not to hit, but to grasp. He grabbed the front of her tailored trousers, his fingers finding the button, the zip. Her eyes widened, a flicker of real surprise.

“What are you doing? We don’t have time for—”

“We have exactly as much time as I say we do,” he said, and yanked the zip down. The sound was obscenely loud in the windy silence. He pushed his hand inside, past the waistband of her underwear, his fingers finding her cock, already half-hard from the tension, from the conflict. He squeezed, not gently.

She gasped, a sharp intake of breath that was stolen by the wind. Her hands came up to his wrists, but her grip was weak, contradictory. “JT, stop. This is insane. Anyone could—”

“No one’s coming up here,” he said, his voice low and steady. He stroked her, feeling her swell to full, rigid hardness in his palm. “The pilot’s downstairs. The city’s asleep. It’s just us.” He leaned closer, his lips brushing her ear. “And you’re already wet for it. I can feel you leaking. You love this. You love when I take it.”

He pulled his hand out, ignoring her weak protest. He turned her around, roughly, facing the helicopter. He pushed her forward, bending her over the cold, painted metal of the landing skid. The metal bit into her stomach through the fine fabric of her suit jacket. He shoved her trousers and underwear down to her knees, exposing her ass and the tight pucker of her hole to the dawn air. She was completely exposed, vulnerable, her professional armor rendered ridiculous.

He unzipped his own jeans, freeing his erection. He was already painfully hard. He spat into his hand, slicking himself, then rubbed the head of his cock against her entrance. She was tight, clenching furiously.

“Relax,” he commanded.

“Go to hell,” she choked out, but she pushed back against him, a minute, telling movement.

He shoved forward. There was no finesse, no slow accommodation. He forced his way into the tight, resistant ring of muscle in one brutal, inward thrust. She cried out, a raw shout that was torn away by the wind, her fingers scrambling for purchase on the smooth metal skid.

“Fuck! God… you bastard…”

He buried himself to the hilt, the shock of the tight, hot heat enveloping him making his vision blur. He held still for a moment, letting her adjust, letting them both feel the full, shocking intrusion. The city lay beneath them, a silent witness.

Then he moved. He pulled out almost all the way and slammed back in. A short, punishing stroke. Then again. And again. He set a ruthless, jackhammer rhythm, fucking her over the skid, the sound of their bodies colliding a wet, rhythmic slap swallowed by the vastness of the rooftop. Each thrust drove a grunt from him, a sharp gasp from her.

“This is what you wanted,” he gritted out, his hands gripping her hips hard enough to bruise. “You wanted me hungry. You wanted me to own this. To own you. Well, here I am.” He punctuated each phrase with a deeper, harder plunge. “Scream all you want. Nobody can hear you over the rotors when I make you mine again.”

She was sobbing now, but the sounds were mixed with moans. Her body was betraying her, rocking back to meet his thrusts, her own cock straining, neglected, beneath her. “Yes… god, yes… harder, you fucker… claim it…”

He reached around, his hand finding her cock, stroking it in a rough, jerking rhythm that matched his own. The dual sensation—the intense, milking tightness around his own shaft and the hard, velvety feel of her in his fist—drove him toward the edge with terrifying speed.

“You gonna come?” he panted, his breath pluming in the cold air. “You gonna come all over my hand while I fuck this tight ass?”

“Only if you… only if you fill me up,” she begged, her voice broken. “I want to feel it… all day on set… I want to feel you dripping out of me while I direct you…”

The filth of her words, the sheer psychological possession of it, undid him. His control shattered. His thrusts became frantic, animalistic. He pistoned into her, his balls slapping against her skin, the pressure coiling unbearably at the base of his spine.

“Iris… fuck…”

“Do it,” she screamed, and her own orgasm ripped through her first. He felt her clench around him in violent, rhythmic spasms, and her release pulsed hot over his fist. The sensation tipped him over. With a final, guttural roar, he drove deep and held, his own climax erupting, hot jets of come flooding into her depths. He pulsed again and again, until he was spent, hollowed out, slumped over her back.

They stayed like that for a long minute, joined, breathing in ragged, syncopated gasps. The wind chilled the sweat on his back. Slowly, carefully, he pulled out. A trickle of his release followed, dripping down her inner thigh. The sight was profoundly claiming.

He helped her stand, pulling her clothes back into place with a strange, tender efficiency. She was shaking, her face pale, her eyes huge and dark. She turned to him, and for a second, he saw no mask at all—just a raw, stunned openness. Then she blinked, and the director was back, though her voice was husky, ruined.

“We’re late,” she said, straightening her jacket with trembling hands.

The car ride was silent. The film set was a hive of controlled chaos in a repurposed warehouse. Lights, cables, a crew of thirty people. Iris transformed instantly, her voice clear and authoritative, discussing shot lists with the cinematographer. JT went to hair and makeup.

As they powdered his face, he watched her. She moved with her usual command, but he saw the slight stiffness in her posture, the way she shifted her weight carefully when she thought no one was looking. She was carrying him inside her. The knowledge was a dark, glowing coal in his chest.

The first scene was simple. He was to walk through a long, derelict corridor, the camera tracking him. The director, a nervous man named Leo, explained the emotion: “It’s a farewell. To a ghost. You’re leaving a part of yourself behind.”

Iris stood behind the monitors, arms crossed. Leo called action.

JT walked. But he didn’t perform a farewell. He let his face go blank, his body loose. He didn’t project sadness; he embodied an emptiness so complete it was chilling. He was the ghost. He was what was being left behind. He walked, and in his mind, he was on the rooftop, the wind screaming, his body fused with hers in a act of mutual destruction. The memory was not in his eyes, but in the slight, almost imperceptible hesitation in his step, in the way his fingers briefly brushed his own thigh.

He heard a soft, sharp intake of breath from the monitor bank.

He reached the mark and stopped. The camera held on his profile. Silence stretched.

“Cut!” Leo said, his voice edged with excitement. “My God, JT. That was… that was perfect. Haunting. Did you see that, Iris?”

JT turned. Iris was staring at the frozen image on the monitor—his hollow, beautiful face. She looked from the screen to him, across the crowded, noisy space. Her expression was unreadable. But she didn’t look away. She gave a single, slow nod.

It wasn’t praise. It was an acknowledgment. He had translated their private violence into a public language only they fully understood. The cage was still there. But he wasn’t just rattling the bars anymore. He was slowly, carefully, bending them. And she was watching him do it, her own body still thrumming with the proof of his progress. The day stretched ahead, a new kind of battleground.

The day stretched ahead, a new kind of battleground. Each captured moment on film felt like a silent counterpoint to the morning’s raw violation. JT moved through the warehouse set, a ghost in their constructed ruin, while Iris orchestrated the chaos with a voice that never wavered.

Yet he felt her eyes. They were physical weights on his skin, tracking the sweat-damp hollow of his throat, the shift of his jeans over his thighs. During a lighting adjustment, she approached him under the pretense of adjusting his collar. Her fingers were cool and deliberate.

“You’re holding tension in your shoulders,” she murmured, her breath hot against his ear. “It reads as fear, not emptiness. Let it go.” Her thumb dug into a knot of muscle, a painful, intimate pressure. “Or are you still tied in knots from this morning? Can you still feel me inside you?”

He didn’t flinch. He turned his head just enough to catch her gaze. “I feel you dripping out of me,” he said, his voice low and even. “It’s a fucking distraction.”

A spark flared in her eyes, a mix of fury and arousal. She released him and walked away, her heels clicking a sharp staccato on the concrete. The shoot wore on, an eternity of stops and starts. The physical memory of the rooftop, of being split open over cold metal, hummed between them like a live wire.

Later, in the makeshift greenroom—a curtained-off section cluttered with cables—the wire finally grounded. He was alone, wiping makeup from his face with a coarse towel. The curtain rustled, and she entered, letting the heavy fabric fall closed behind her. The sounds of the set became muffled, distant.

“Leo is ecstatic,” she said, leaning against a steel equipment case. “He thinks you’re a natural. He doesn’t see the mechanism.”

“What mechanism?” JT asked, tossing the towel aside.

“The one I wound up.” She pushed off the case and crossed the small space. “The one that needs my key.” She stopped inches from him. The scent of her, perfume and perspiration, was overwhelming. “You think a few good takes and a rough fuck makes you free? You’re just a more complicated pet.”

He saw the need in her, a desperate hunger masquerading as control. It mirrored his own. He didn’t answer with words. He kissed her, a hard, claiming bite of a kiss that tasted of coffee and resentment. She gasped into his mouth, her hands flying to his hair, pulling him closer with a vicious yank.

They stumbled against the wall, a chaotic tangle of grabbing hands and tearing fabric. He spun her around, facing the bare plywood. He fumbled with the clasp of her trousers, yanking them down with her underwear. He unzipped his own jeans, his cock springing free, already leaking. He spit into his palm, slicking himself roughly.

“This what you needed?” he growled, not waiting, not teasing. He aligned himself and shoved forward, burying his length in her cunt in one relentless stroke. She was wet, impossibly so, her body welcoming the invasion even as she cried out. “You needed to be put back in your place? Reminded?”

“Fuck you,” she hissed, pushing back against him, her nails scratching the plywood.

He set a brutal pace from the start, his hips pistoning, his balls slapping against her skin. The equipment case rattled with their rhythm. He gripped her hip with one hand, the other tangling in her hair, pulling her head back. “No. Fuck you. You’re mine. My tool. My muse. My fucking problem.” Each word was punctuated by a deep, grinding thrust. “You come when I say. You scream when I allow it.”

She was meeting him thrust for thrust, her body arcing, a low moan tearing from her throat. “You don’t give me orders,” she panted, but the defiance was crumbling into pure, animal need.

“I do today.” He slid his hand from her hip around to the front, his fingers finding her swollen cock. He wrapped his fist around it, stroking her in time with his punishing drives into her cunt. The dual sensation made her sob. “You’re gonna come. You’re gonna lose your fucking mind on my dick. And everyone out there is gonna hear you choke on it.”

The filthy promise, the raw friction, the complete annihilation of her control broke her. Her orgasm hit her not like a wave, but like a detonation. It was a violent, convulsive rupture that stole the air from the room. Her body seized, a rigid bow against his, and a ragged, shattered scream was torn from her lungs, muffled only by the press of her face against the wood. Her cunt clamped down on him in frantic, milking spasms, and her release pulsed hot and thick over his knuckles.

Feeling her utterly come apart, he followed her over the edge. With a final, deep plunge, he emptied himself into her, a hot, endless flood that spilled out around his still-pumping shaft. He held her there, impaled and shuddering, as the aftershocks slowly subsided into tremors. The only sounds were their ragged breaths and the distant call of a production assistant beyond the curtain.

Slowly, he pulled out. She slumped forward, bracing herself against the wall, her trousers pooled at her ankles. She was utterly exposed, physically and otherwise. He tucked himself away, zipped his jeans. He leaned close to her ear, his voice a hoarse whisper.

“That’s the mechanism,” he said.

He left her there, pushing through the curtain and back into the light and noise of the set, leaving her alone in the dim, messy aftermath. The next shot was waiting.

The next shot was waiting. The lights were hotter now, the air thick with dust motes swirling in the beams. JT took his mark, feeling the cool trickle of sweat trace the path of his spine. His body hummed with a spent, hollow energy, the ghost of her still clinging to his skin.

He didn’t see her for another hour. The shoot moved to a cramped antechamber, all peeling paint and a single, grimy window. He was resetting, leaning against a corroded radiator, when the door clicked shut. The crew noise vanished, muffled into a distant rumble.

Iris stood with her back against the door. Her suit jacket was gone, her white shirt untucked. Her eyes were dark hollows in the dim light. There was a terrifying stillness to her. Then she moved, one hand going to her belt. The click of the buckle was precise, final.

“You left me in a puddle of our come,” she said, her voice flat, stripped of all its performative color. “You walked out like you’d finished a job.”

He said nothing. He watched her hand push her trousers and underwear down just enough. Her cock, fully erect, sprang free, thick and angry-looking, curving up against her stomach. It was a blatant, shocking declaration in the grimy room. The head was flushed dark, a bead of moisture gleaming at the slit.

“This is what you made,” she said, not touching herself, just displaying it. “This is the mess. You don’t get to walk away from the mess, JD.” She used the old name, the dead name, like a slap. “You think you’re playing a new game? These are my rules. This is my board.”

She crossed the space in three swift strides. Her hand shot out, grabbing the front of his shirt, bunching the fabric in her fist. She shoved him back against the wall, the impact knocking the air from his lungs. The radiator dug into his back.

“You want to be an animal?” she hissed, her face inches from his. Her breath was hot. “Then be one. On your knees.”

The old command. The old posture. A tremor of the old fear shot through him, cold and familiar. But beneath it, beneath the sickly chill, was that new, stubborn coal of heat. He didn’t move.

“No,” he said.

The word hung between them, simple and absolute. Her eyes widened, just for a fraction of a second. Then her other hand came up, wrapping around the back of his neck, forcing his face down. “I said, on your fucking knees.”

He resisted, muscles locking. It was a silent, straining battle against her greater strength. He was losing, inch by inch, his body bowing. As his face neared the rigid, weeping length of her cock, the salt-musk scent of her filled his senses. A perverse hunger twisted in his gut.

“Do it,” she whispered, the command now laced with a desperate edge. “You know you want to. You’re nothing but a hungry mouth. My hungry mouth.”

His knees hit the concrete floor. The surrender wasn’t defeat. It was a tactical collapse. He looked up at her, at the triumph and fury warring on her face. Then he leaned forward. He didn’t open his mouth. He pressed his face against the hot, velvety skin of her shaft, rubbing his cheek along its length, smearing the pre-come across his skin. He heard her sharp inhale.

“What are you doing?” Her hand tightened in his hair.

He ignored her. He nuzzled her, a grotesque parody of affection, his lips brushing the throbbing vein underneath. He licked a long, slow stripe from root to tip, not taking her in, just tasting her. She shuddered.

“Stop playing. Suck it.”

He took the head into his mouth then, but slowly, just the swollen crown. He suckled gently, his tongue flicking the sensitive slit, drinking the bitter salt leaking from her. He worked her with a maddening, tender slowness, his hands coming up to cradle her hips, his thumbs stroking the sharp bones. He was worshipping it. He was disarming her.

“God… fuck…” she moaned, her head falling back. Her hips gave a minute thrust, seeking deeper pressure. He denied her. He kept his mouth soft, his rhythm languid, an agonizing tease. He felt her control splintering into pure, frantic sensation.

“Please,” she grated out, the word torn from her. It was a sound he’d never heard from her before. Raw need. Unadorned.

He pulled off, a wet pop. He looked up, her slick glistening on his lips. “Please what?”

“JD, I swear to god—”

“Say it.”

Her jaw clenched. She was trembling. “Put it in your mouth. All of it. I need to come down your throat.”

He held her gaze for a long, punishing second. Then he opened his mouth wide and leaned forward, taking her in one smooth, deep swallow. He didn’t gag. He relaxed his throat, letting her slide deep, until his nose was buried in the dark hair at her base. She cried out, a shattered sound.

He began to move, establishing a deep, rhythmic pace. He used his tongue, his throat, the seal of his lips. He brought one hand down between his own legs, palming the hard ache of his erection through his jeans as he serviced her. The double sensation, of giving and taking pleasure, was dizzying.

“Yes, just like that, you perfect fucking whore,” she babbled, her fingers clutching his hair, not guiding now, just holding on. “You’re mine, you’re mine, you’re—"

Her words dissolved into a guttural, broken shout. Her climax hit, a violent surge that flooded his throat with hot, pulsing bitterness. He swallowed convulsively, draining her, feeling her thighs shake against his shoulders. When she was spent, he gently released her, wiping his mouth with the back of his hand.

He stood up on unsteady legs. She was slumped against the wall, eyes closed, completely undone. He leaned close, his lips brushing her ear.

“You called me JD,” he whispered. “Don’t ever do that again.”

He left her there, adjusting his own clothes, and opened the door to the waiting light and noise. The next shot was ready. He walked onto the set, the taste of her victory and her submission still stark on his tongue, a new and volatile equation solved in the dark. The camera’s eye blinked red, ready to capture whatever he chose to show it next.

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