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Sibling Taboo

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This is a story filled with taboo about a stepbrother Kevin and his stepsister Ashlee one innocent warning pickle fight turns into a taboo filled story with extra onesie and joking throughout the explicit moments. The taboo is what makes everything so hot the wind picks it Kevin is an investment banker who’s extremely successful. He’s in his early 30s. He has an athletic body. He’s about 6 feet tall, has dark hair, and blue eyes. He lives in a five-star flat in the clouds above the sky in Salt Lake City. Kevin‘s best friend, Ashlee, who is in her late 20s, had a pipe burst in her flat as a result. Kevin offered her his spare bedroom as his houseguest. Ashlee is 5 foot 7 at 155 pounds, curvy, has perfect sea-size breasts, red hair, a small gap between their top two teeth, and she has low self-esteem. She’s quirky. She works in a coal center. She looks at Kevin like a big brother, and Kevin looks at her like his little sister. They always laughed. There’s a lot of one-sidedness involved with their interactions. Ashlee moves into Kevin‘s place the first night. She gets really drunk. She passes out and wakes up in Kevin‘s bed. Kevin is sleeping in his king-size bed naked. Ashlee is sleeping in her panties. She took off her T-shirt that night, exposing her perfect breasts. Kevin and Ashlee get into a tickle fight, resulting in Kevin straddling Ashlee, unaware that she is 9 inches Caucus thickened in this poking into your chin. We lock into both characters, internal monologue, and thoughts juxtaposition about what they see and can feel with this explicit detail. Ashley wakes up in Kevin’s bed after moving in. She passed out drunk the first night at his place, sleeping in Kevin’s king-size bed. Ashlee realizes she must have removed her T-shirt while she was sleeping. Kevin is sleeping naked on the other side of the bed. Internal monologue and thoughts with both characters, internal thighs and monologue, including what they see, think, and feel with visceral detail, including what they see, think, and feel. Kevin does not kiss or fuck Ashlee, but he does eventually end up straddling her face with his naked body, his nine-inch cock in front of Ashlee’s face. Ashlee laughs as Kevin slaps her face with his cock after winning the ticket contest, telling her to say uncle. Instead, Ashlee takes Kevin into her mouth. Kevin and Ashlee use extra whimsy during the blowjob, and Kevin also tells Ashlee that she is his best friend and he can’t believe he is inside of

Chapter 1: The Morning After: A Drunken Mistake

Ashlee’s consciousness surfaced through a thick syrup of cheap vodka and regret. A dull throbbing pulsed behind her temples. The room was alien—dark, too quiet, smelling like sandalwood and clean linen. Not her mint-green apartment with the perpetually damp carpet.

Where the hell am I?

Memory flickered. The burst pipe. The frantic call. Kevin’s calm voice saying, “Just bring a bag, Ash. The spare room’s made up.” The grateful tears she’d hidden. Then the mutual, “Well, we’re not actually related, so one drink to christen the new arrangement won’t kill us.” The three drinks that followed. The laughter. The way his blue eyes crinkled.

Her body registered the disparities one by one. The sheets were a high-thread count cloud, not her pilled cotton. The pillow was firm, not flat. And she was cold. A shiver climbed her spine. She was topless.

Oh, god. She’d always slept in just panties at home, a habit born of frugal summer AC bills. In her drunken stumble from the guest room to what she’d thought was the bathroom, she must have just… stripped. The black lace bra was a puddle on the floor near the door, a silent scream of evidence.

Panic, hot and sharp, liquefied her muscles. She didn’t dare move. Her breath hitched. She wasn’t alone in the bed. The solid, warm presence behind her was a line of heat searing through the sheets. Kevin. She could hear the slow, deep rhythm of his breathing. Asleep.

Okay. Okay. Just… slide out. Slowly. Find your shirt. Never speak of this.

She shifted a millimeter. The movement made her bare thigh brush backward, skin to skin. It wasn’t sheet. It was him. The hard, smooth plane of his naked hip.

He’s naked. He’s completely naked.

Her heart hammered against her ribs, a trapped bird. A frantic, ugly thought raced through her: He’s going to think you did this on purpose. The quirky, pathetic stepsister with the crush, trying to trap him. He’ll be disgusted. She squeezed her eyes shut, humiliation a acid wash in her stomach.

But another part of her, a part she kept locked in a small, dark box, stretched and yawned awake. This was Kevin. Her stepbrother, technically, for the last ten years. Her platonic best friend. The one who’d defended her in high school, who teased her about her comic book shirts, who’d helped her assemble her IKEA bed without a single groan. The one whose girlfriend last Christmas had been a cold, sleek woman who looked at Ashlee like she was a stain. The one she’d secretly compared every man to, always finding them lacking.

The crush was a tiny, persistent weed. She’d never watered it, but she’d never fully ripped it out, either.

The alcohol still hummed in her veins, dampening the panic, amplifying the unfamiliar warmth at her back. An impulse, reckless and desperate for comfort, took over. She hinged at the waist, ever so slightly, and pressed her spine backward. She spooned him.

His body was a furnace. Solid. Real. She fit against him, the curve of her ass nestling into the cradle of his hips. She held her breath, waiting for him to wake, to shove her away.

He didn’t.

In his sleep, he murmured something incomprehensible. His arm, heavy and firm, slid from under his pillow and came around her waist. His hand splayed possessively over her ribs, his thumb resting just under the swell of her breast. His face nuzzled into the back of her neck, his warm breath stirring her red hair.

Then he shifted. A full, unconscious turn, aligning their bodies perfectly. Now he was the big spoon. His knees bent behind hers. His chest, broad and sprinkled with coarse hair, pressed against her shoulder blades.

And his cock, thick and already half-hard in the labyrinth of sleep, found its place. It settled, heavy and insistent, in the cleft of her ass, only the thin silk of her panties and nothing else between them.

Oh.

Oh, god.

A bolt of pure, undiluted sensation shot from the point of contact straight to her core, which clenched, empty and sudden. Her breath left her in a silent gasp. This wasn’t a lewd touch. It was somnolent, innate. An animal finding a warm harbor. It felt… profoundly intimate. More intimate than any clumsy, sober fumbling she’d ever experienced.

His hand on her ribs moved a fraction, sliding upward until his palm was cupping her breast fully. A perfect fit. His fingers, even in sleep, gently kneaded the soft flesh.

Kevin’s mind was adrift in a warm, formless dream. He was in his bed. It was comfortable. Something smelled good—like strawberries and rain, Ashlee’s shampoo. In the dream, a soft, welcoming heat was leaning into him. A dream warmth. He pulled it closer. It yielded perfectly. His body responded to the sensation, the lovely weight of a breast in his hand, the sweet curve of a backside against his groin. A deep, contented sigh vibrated through him. This was his. Safe. His.

Ashlie was rigid, then pliant, then melting. The initial shock was burning away, replaced by a golden, stolen contentment. This was wrong. She knew it was wrong. He was asleep. He would be horrified.

But he wasn’t horrified now. Now, he held her as if she were precious. His body trusted hers completely. The steady throb of him against her felt less like an imposition and more like a secret shared. The heat of his palm on her breast seeped into her, warming the cold dread that lived in her chest. Her low self-esteem, that whispering critic, was silent. In this dark room, in his arms, she wasn’t the quirky, gap-toothed girl from the call center. She was warmth. She was softness. She was wanted, even if only by his sleeping instinct.

She let her head fall back against his shoulder. She brought her own hand up and laid it over his, where it held her breast, not to move it, but to feel the connection. His skin was hot. She’d never felt more beautiful. She’d never felt more at peace.

The city lights blinked silently beyond the floor-to-ceiling windows, casting the room in a soft, blue-tinged gloom. The digital clock on the nightstand glowed 3:17 AM.

She would have to move eventually. Dawn would come, and with it, the harsh light of reality and shame. But for now, she closed her eyes. For now, she memorized the weight of him, the scent of his skin mixed with hers, the profound, quiet rightness of his body surrounding hers.

Kevin’s breathing deepened into a steady, slow rhythm, his hold on her firm and secure. In his dream, the warmth smiled. Ashlee, curled against him, allowed a single, quiet tear to trace a path over the bridge of her nose. It wasn’t a tear of sadness. It was the bittersweet acknowledgement of a perfect, impossible thing.

It was the bittersweet acknowledgement of a perfect, impossible thing.

She wasn’t leaving.

That decision crystallized in the silent dark. The shame could come later, in the shower, in the fluorescent glare of the call center. It would drown her then. But now, in this secret blue hour, she claimed this. Her thigh pressed back more deliberately, a fractional shift that made the silk of her panties whisper against his skin.

And he was hardening. Fully. Unmistakably.

It wasn’t just morning wood now; it was a rigid, heated length, a live wire of flesh pressed into the softness of her ass. Kevin’s breathing hitched. A low, sleep-rough groan vibrated against the nape of her neck. His hand on her breast stilled, then his fingers curled, gripping her tighter. A possessive clench.

He was waking up.

Ashlee froze, playing asleep, every muscle locked in a performance. Her mind, however, raced, a sudden, sharp clarity burning through the last of the vodka fog. She couldn’t kiss him. That was too intimate, too girlfriend-y. He’d pull back. She wouldn’t fuck him. That was too complicated, too much body, too much of her messy self on display.

But she could suck his cock.

The thought was a bolt of lightning, illuminating a dark, narrow path. She could give him that. Take that gorgeous, thick weight into her mouth and make him forget every cold, sleek woman who’d ever shared this bed. She would swallow every drop. It would be a secret gift, a transaction where the only currency was his pleasure and her hidden conquest. He’d never have to commit, never even have to touch her beyond this. He could just… take.

But he had to think it was his idea.

But he had to think it was his idea.

She waited, heart pounding a frantic rhythm against his palm. His breathing changed again, slower, more aware. The arm around her waist tightened almost imperceptibly. He was awake now, and he knew exactly who was in his bed, and how they were positioned.

He didn’t let go.

Ashlee broke the silence, her voice a sleep-rasped whisper she hoped sounded more innocent than she felt. “Your guest room gets freezing. The vent whistles.”

Kevin’s body stiffened for a second, then relaxed. His thumb moved, a slow, absent stroke just beneath her breast. “Hmm. I’ll have it looked at.” His voice was gravel, deeper than usual, strained from sleep and the unmistakable press of his erection against her. “You okay?”

“Mmm. Warmer now.” She risked a slight squirm, pressing her ass back more firmly. He inhaled sharply. “Sorry for… invading your space. I was disoriented.”

His hand flexed on her ribcage. “Don’t worry about it, little sis. It’s fine.”

The old nickname. It usually felt platonic, safe. Now, in this context, with his cock wedged against her, it felt like a dare.

She had to bridge the gap. The dream.

She let out a soft, self-deprecating laugh. “God, I had the weirdest dream just now. Or, maybe I was still half-asleep. Felt hyper-real.”

“Yeah?” His interest was cautious, his body utterly still except for the relentless heat he was radiating.

“Mhm. A sex dream.” She felt his entire body go alert. “The guy was… faceless. Just a feeling. But his dick. Jesus, Kevin.” She infused her voice with theatrical awe. “It was like, a landmark. A monument. I’ve never seen anything like it. Nine inches easy. Thick. Just… powerful.”

There was a long, charged silence. The air between them crackled.

Kevin’s voice was tight. “You’re telling me about your dream dick.”

“I’m telling you about a geological event,” she quipped, smiling in the dark. “It was impressive. Life-altering. The kind of cock that makes you rethink your priorities.”

He shifted, his hips giving an involuntary, tiny thrust. The movement was electric. “You’re fucking with me.”

“Why would I fuck with you?” she asked, all false innocence. She reached behind her, her fingers walking down his hip until they brushed the coarse hair at the base of his stomach. He flinched. “It was just a dream. Probably inspired by some ridiculously endowed male model in a cologne ad you left on your TV.”

His breath was coming faster now. “Bullshit.”

“What?”

“You’re in my bed, wearing practically nothing, telling me about a nine-inch dream cock.” His grip on her breast became deliberate, his palm grinding against her nipple, which peaked instantly into a hard, aching point. “What are you doing, Ashlee?”

She turned her head, her lips close to his shoulder. Her voice dropped to a conspiratorial murmur. “I’m making small talk. Is it working?”

He didn’t answer with words. He let go of her breast, his hand sliding down over the curve of her stomach, past the waistband of her panties. His fingers didn’t dive in; they traced, deliberately slow, along the damp silk stretched over her mound. She gasped, her hips jerking forward.

“You’re soaked,” he stated, his voice full of dark wonder. “For a dream.”

“It was a vivid dream.”

His fingers pressed down, finding her clit through the fabric, applying a steady, circling pressure that made her see stars. “Tell me what you did with it. The dream cock.”

“I sucked it,” she breathed, arching into his hand. “I deep-throated it. I choked on it and loved it.”

A rough sound ripped from his throat. His other hand came up, fisting in her red hair, not painfully, but with absolute control. He turned her head to the side, his mouth hovering over hers. His blue eyes were black in the dim light, all pupil. “You think you could take a cock like that?”

“I dreamt I could.”

He waited, his breath hot on her lips.

She licked hers. “I want to prove it.”

T

His hand yanked her panties down, tearing the fragile silk in one brutal pull. He shoved them down her thighs. His fingers were back on her, skin on skin now, sliding through her slickness, parting her folds. He rubbed the head of his cock against her drenched entrance, not entering, just painting himself with her arousal.

“This isn’t a dream, Ashlee,” he growled against her mouth, his hips rocking, the thick crown of him pushing insistently at her opening. “This is my cock. And you’re going to swallow every fucking inch of it.”

“Open your mouth,” he commanded, kneeling over her chest.

She obeyed, heart hammering, her gaze locked on his. She stuck out her tongue.

He didn’t tease. He guided himself to her lips with one hand, the other bracing against the headboard. With a low groan, he pushed forward. The wide, smooth head stretched her lips.

The wide, smooth head stretched her lips. A guttural sound, half-groan, half-disbelief, rumbled from Kevin’s chest.

Oh, fuck. This is really happening. She’s not stopping me. She’s my stepsister. This is so fucking wrong. His thumb traced her cheek, feeling the strain. Her mouth is so damn soft.

Ashlee’s mind screamed a chaotic chorus. It’s so big. It tastes like skin and salt and him. I’m really doing this. He called me ‘little sis’ five minutes ago. Her throat convulsed in a preemptive gag, her body tensing.

“Easy, Ash,” Kevin murmured, his voice thick. He pushed forward another inch, watching her eyes water. “Just breathe through your nose.”

She tried. She sucked in a shaky nasal breath as he slid deeper, the thick shaft starting to fill her mouth, pressing her tongue flat. Her jaw ached instantly. A rough gag hit her, violent and unexpected. She jerked back, coughing, a string of saliva connecting her lip to his glistening cock.

“Shit, sorry,” she gasped, face flushed.

Kevin didn’t look disappointed. He looked fascinated, his blue eyes dark with lust. “Damn, a real gag. That’s hot.” He brushed her hair back. “The dream girl choked on it, right? Let’s see if you can.”

The challenge, wrapped in his dirty words, burned away her embarrassment. She nodded, opening her mouth again.

This time, he guided himself back in, slower. She relaxed her jaw, willing her throat to open. He got deeper. Then the head nudged the back of her throat. Her body betrayed her with a harsh, unstoppable gag, her shoulders hunching.

“There it is,” Kevin breathed, his hips hitching slightly. He held himself there, letting her spasm around him. “Fuck, Ashlee. Your throat’s hugging me.”

I’m gonna puke. I’m gonna puke on my stepbrother’s dick and then I’ll have to move out and change my name. Panic flared. But as the gag reflex subsided, leaving her eyes streaming and her breathing ragged, a new sensation emerged. A wicked, conquering pride. She’d taken that much. She hadn’t quit.

She pulled off, dragging in air. “Okay,” she wheezed, a crazy grin spreading across her face. “So, geography lesson. My throat’s a lot fucking shallower than I dreamed.”

Kevin laughed, a rich, genuine sound that cracked the intense atmosphere. “It’s all about topography, baby. We just need to map it.” He tapped his cock against her lips. “Ready for the survey?”

The next fifteen minutes were a wet, messy, absurdly intimate tutorial. He didn’t just fuck her face; he worked with her. He’d push in until she gagged, hold, let her pull back. He showed her how to tilt her head, how to exhale as he advanced. Spit dripped copiously down her chin and onto her breasts. There were more gags, a few shaky coughs, and one close call where she shoved him back, spluttering.

“Wait, wait, lemon drop,” she choked out, using their old joke for a time-out.

He withdrew immediately, concerned. “You okay?”

“Yeah, just… my throat’s arguing with the management.” She rubbed her neck, laughing hoarsely. “It’s filing a complaint about the unprecedented girth.”

He grinned, slumping back against the headboard. “Tell management to check the original zoning permits. This is fully approved.”

The laughter dissolved the last remnants of awkwardness, melting into something hotter. The taboo was still there, a live wire buzzing beneath their skin, but the comfort of their friendship gave them a lexicon, a safety net of inside jokes. They were Kevin and Ashlee, navigating something insane.

Slowly, the map was charted. Her gag reflex dulled, numbed by persistent, gentle pressure. Then, on a slow, determined push, something opened. He slid deeper, and deeper still, until her nose was buried in the dark curls at his base. She felt the entire, daunting length of him lodged in her esophagus, her throat stretched taut around him.

Her eyes shot to his, wide with watery triumph.

Holy shit. She did it. She’s deep-throating me. My best friend. Kevin’s head fell back against the headboard with a thud. “Jesus Christ, Ash. You’re taking it all.” He looked down at her, her face a beautiful, fucked-out mess. “That’s my good girl.”

The praise ignited her. She held there, savoring the full, choking stretch, then dragged her mouth off him with a wet, filthy pop. She didn’t stop. She nuzzled his balls, heavy and tight, drawing one into her mouth, licking the sensitive skin beneath.

“Fuck yeah,” he hissed, his hand curling in her hair.

Emboldened, she moved lower, her tongue tracing the seam behind his scrotum. She pressed closer, planting open-mouthed kisses on his perineum, then lower still. The tip of her tongue found his asshole, a tight, forbidden pucker. She circled it slowly.

Kevin jolted as if electrocuted. “Oh, fuck. Ashlee.” No one had ever done that. The intimacy of it, from her, was devastating. His hips pushed back against her face instinctively.

She giggled against his skin, the vibration making him groan. “Exploring all the terrain,” she mumbled, her tongue pressing more firmly.

After a minute of this, he was panting, pulling her back up by her hair. “Come here. I need that mouth.”

She obeyed, taking him back in, now able to work him deeper with smoother bobs of her head. The sounds were obscene: gulps, wet sucks, his ragged breathing. He let her set a rhythm, then took over, fucking her mouth in short, deep thrusts. He pulled out suddenly, his cock glistening and rock-hard. He slapped it lightly against her cheek, then across her open lips.

“You like that?” he growled, his composure fraying. “My dick on your face?”

“It’s a better moisturizer than anything I own,” she quipped, her voice wrecked, sticking her tongue out to catch the next slap.

He laughed, a breathless, stunned sound. He guided himself back into the heat of her mouth. “I can’t believe this,” he muttered, more to himself than to her. “My stepsister’s throat… my best friend’s mouth… it’s fucking incredible. Slow down, slow down, or I’m gonna…”

He tried to pull away, but her hands clamped on his thighs, holding him in place. She looked up, meeting his desperate gaze, and hummed around his shaft.

She’s not letting me pull out. She wants me to come down her throat. My little sister’s throat. The thought was the final detonator. “Ash, I’m gonna—!”

The warning was lost in his roar. His hips stuttered, slamming forward as he erupted. Ashlee felt the first hot, thick pulse hit the back of her throat. She swallowed convulsively, taking the second, and the third. She milked him through it with her lips and tongue, drinking him down until he was soft and spent, until he collapsed backward, pulling her with him.

She curled against his side, her head on his shoulder, their hearts hammering in unison. The room was silent except for their labored breathing. The city lights blurred outside.

Kevin traced idle circles on her bare shoulder. “So,” he said, his voice shot. “About that whistling vent in the guest room…”

Ashlee snorted, a tired, happy sound. “Think I might need a few more nights of research. For clarity.”

He kissed the top of her head, the gesture so familiar, so fraught with new meaning. “Yeah. For closure.”

They lay there in the silent, scandalous aftermath, the electric current between them humming, brighter than ever.

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