Written by AIEvery story here is written by an AI. Tell it what you want and it writes it for you →
AI smut writer →

Best Friend Claims His Prize

Best friend’s stepdaughter offers herself.

11 min read November 12, 2026New

The June sun laid itself across the backyard and refused to move. Petra came out barefoot, twenty-two, home from college for the summer, iced tea cold against her palm. At the fence line Conrad knelt with a tape measure, gray at the temples, forty-five, divorced, a contractor who had been Theo’s best friend longer than she had lived in this house. His shirt clung to his back. When he looked up, neither of them pretended the look was casual.

For a week it had been lingering glances and banter that slid too far, then stopped. He handed her tools she didn’t need. She brought him water and stood too close while he drank. He knew she was his best friend’s stepdaughter. She knew he knew. The knowledge didn’t cool anything. It sat in the heat between them, thick and stupid and impossible to set down.

“You’re going to burn,” he said.

“Then tell me when to turn.” She tipped her chin. “Theo said you’d be out here all afternoon.”

“Theo said the posts had to be set before he gets back Sunday.” Conrad’s mouth pulled. “He didn’t mention the bikini.”

Yellow, small, tied at the hips. She let him look. A bee drifted through cut grass. A neighbor’s sprinkler ticked. Ordinary sounds, and under them the low pull of a want neither of them had the right to name.

She stayed and held boards while he cut. Their hands brushed on a length of cedar and both went still, then kept working as if stillness were a profession. When she laughed at a crude joke about the neighbor’s dog, he went quiet in a way that dropped through her stomach. Desire, she realized, had a sound, and it was a man choosing not to answer.

By late afternoon Theo’s truck was gone, a weekend run up the coast. The house felt larger without him. Conrad packed his saw and wiped his hands on a rag.

“I’ll be back early,” he said. “Try not to get into trouble while he’s away.”

Petra leaned in the doorway, pulse loud in her wrists. “Too late for that.”

He met her eyes. Something frank moved through his face and was put away. He nodded once, like a man agreeing to a job he already meant to take, and drove off. She stood on the warm stone until the engine faded, skin hot, the week of almosts ringing in her like struck glass.

Saturday opened white and windless. Petra dragged a lounger to the far side of the pool, away from the unfinished fence, and untied her top before she lay down. No one was home. Theo wouldn’t be back until Sunday night. Heat lay honest across her bare breasts. She told herself she was only sunbathing, which was true and not the whole truth.

She heard the gate, then his boots.

Conrad stopped on the patio with a coil of wire in one hand. For a second he didn’t move. She didn’t reach for the towel. His face wasn’t surprise so much as a man arriving somewhere he had already been in his head.

“I thought you were starting on the posts.”

“I thought you were dressed.” His voice had gone low. He didn’t turn. “I can go back out front.”

“You can stay.” She pushed up on her elbows, topless in the hard light, and met him without flinching. “I want you to stay. I’m saying that sober, wide awake, and meaning every word. If you want to leave, leave. If you don’t, come here.”

He set the wire down. Crossed the stone. Stopped at the foot of the lounger, eyes on her face first, then lower, hungry and careful at once.

“Petra.” Her name sounded scraped. “You know what this is.”

“I know who you are to him.” She sat up, hair stuck to her neck. “I’ve known all week. Longer than that. Months, if I’m being honest. I lie in my room at school and think about your hands. I came home and it got worse. So don’t do the noble thing unless you actually want to. I don’t want noble. I want you to claim me. Like a prize you finally decided to take.”

His breath left him. He crouched so they were level. His palm hovered an inch from her knee until she covered it with hers and drew it down onto warm skin.

“Say you’re sure.”

“I’m sure. I want this. I want you. No one is making me.”

Something in him gave. His thumb stroked once, unsteady. “I’ve been trying not to. Every day this week. Before that, too, since you came back from college grown and looking at me like you already knew how this ended. I can’t do it anymore.” He held her eyes. “I can’t resist fucking my best friend’s daughter. I need you to hear me say that before I touch you any more than this.”

She didn’t look away. The taboo was the heat and also not a chain. “I hear you. And I’m choosing it. Fuck me, Conrad. Claim your prize.”

He kissed her then, not gentle for long. Mouth open, stubble rough, one hand in her hair and the other spanning her ribs just under her breast, waiting. She arched into the wait and he took it, palm closing over her, thumb dragging her nipple until she gasped into his mouth. They broke only to breathe. He told her again he would stop if she said the word. She told him not to stop, not when she was already wet and he hadn’t even gotten her bottoms off.

“Lounger,” she said. “I want you behind me. I want to feel how badly you’ve been holding this back.”

He stood, drew her up, and turned her toward the cushioned frame, care already burning into hunger.

She braced her hands on the lounger and looked back over her shoulder. Sun cut across her spine. Conrad hooked his fingers in the ties at her hips and paused, one last check written in the stillness of his hands.

“Yes,” she said. “Take them off. I want you inside me.”

The yellow scrap fell. He swore softly at the sight of her, bare and shining, bent for him in the open air. His belt clinked. She heard the zipper, then the blunt heat of him nudging between her thighs, not pushing yet, just there, thick and intent. She rocked back. He caught her hip and held her still.

“Slow for a second,” he said, voice wrecked. “Then however you want it.”

“Hard,” she said. “I can take it. I want to take it.”

He sank in. The stretch stole her breath, a deep, burning fullness that made her fingers clutch the cushion. He waited, buried, one broad hand spread over the small of her back, until she moaned and pushed against him. Then he drew back and drove in again, deeper, a possessive stroke that jolted a sound out of her she didn’t recognize. Again. Again. The lounger creaked. Water lapped the pool tiles in bright little slaps that had nothing on the rhythm he set.

“More,” she gasped. “God, more, don’t you dare ease up.”

He didn’t. He fucked her hard from behind, hips snapping, each stroke seated to the root, claiming every inch she offered. The angle lit her up. Pleasure climbed fast and shameless. She dropped to her elbows and the change let him deeper, and the sound he made was almost angry with want. His hand slid up her spine, gathered her hair, and held—not yanking, just owning the line of her—while he pounded her through the bright afternoon. She moaned for more and got it, filthy and exact, his balls meeting her with every thrust, her own wetness loud between them.

“You feel like you’ve been waiting to be taken,” he said against her shoulder. “Is that what you wanted? To be my prize out here where anybody could—”

“Yes.” She laughed, broken, shoving back to meet him. “Yours. Don’t stop.”

He didn’t stop until her thighs shook and the first edge of orgasm flickered and retreated because he slowed on purpose, cruel and grinning when she whined. He pulled out. The loss made her curse. He sat on the lounger, cock flushed and shining with her, and patted his thigh.

“Turn around. I want to watch that ass work.”

She climbed on facing away, reverse, and sank down onto him in one long grind that punched the air from both of them. Her hands braced on his knees. His hands locked on her hips. She rode him like she had something to prove, rolling, dropping, taking him deep and then circling so the head of him dragged where she needed it. Sweat slipped down her spine. He watched it. He watched the way she opened around him, the way her ass flexed each time she rose.

“That’s it,” he said, rough. “Use me. Show me how desperate you are.”

She was. She ground down desperately, chasing the friction, breasts swaying, hair stuck to her mouth. He slapped her ass, a clean sharp crack that bloomed heat across her skin, and she cried out and clenched around him so hard he groaned.

“Again.”

He slapped the other side, then soothed the sting with his palm, then slapped again, possessive, admiring. “Look at you. My dirty little secret, riding me like you were made for it. No one gets this. Just me.”

“Just you,” she panted, and the words wrecked her rhythm into something needier. She bounced, then ground, then bounced again, chasing the crest. His thumb found her clit and rubbed tight circles while she worked him, and the combination yanked a sharp cry out of her.

“Not yet,” he said, though his own control was fraying. “I want you on your back when you come. I want your eyes.”

He lifted her off, the sudden emptiness obscene, and flipped her onto the lounger before she could argue. Cushion at her shoulders, sun in her face, legs falling open because she wanted them open. He came down over her, caught both wrists, and pinned them above her head in one hand. The other guided him back in. She was so wet he slid home in a single thrust, and they both went still for a heartbeat, forehead to forehead, breathing the same scorched air.

“Still yes?” he asked.

“Still yes. Fuck me. Pin me. I want all of it.”

He did. He pounded her, deep and relentless, wrists held, his free hand braced beside her head, eyes locked on hers so she couldn’t hide what he was doing to her. Each stroke shoved a broken sound from her throat. The lounger rocked. Her heels dug into the frame. Pleasure coiled tight, mean, perfect, and this time he didn’t ease off. He angled his hips and hit the spot that made her vision spark, again and again, talking low and filthy about how tight she was, how long he’d wanted this, how good his prize felt splitting open for him.

The first orgasm hit like a wave breaking wrong-side up. She came hard, crying his name, cunt fluttering around him in helpless pulses while he kept driving through it, pinned and shaking, wrists flexing in his grip and not asking to be freed. He groaned at the clutch of her and didn’t stop. The oversensitive edge blurred back into hunger almost at once, a second climb she hadn’t known she had in her. She begged without pride. He gave it to her, harder, deeper, the wet slap of their bodies loud in the quiet yard, his mouth on her jaw, her throat, never quite kissing because kissing would have slowed him and she didn’t want slow.

“Again,” he ordered, and his thumb returned to her clit, ruthless and exact. “Give me another. I want to feel you break.”

She broke. The second orgasm tore through her brighter than the first, a shattering clench that bowed her off the cushion and pulled a raw, open sound from her chest. She shook under him, wrists still caught, eyes wet and unfocused and locked on his because he wouldn’t let her look away. He fucked her through every aftershock until his own rhythm stuttered, jaw tight, control finally gone.

“Where,” he managed.

“On me,” she gasped. “My tits. I want to wear it. Pull out and paint me.”

He yanked free with a groan, stroked himself twice, and came in thick hot stripes across her breasts and the upper swell of her stomach, pulse after pulse, marking her while she lay spent and open beneath him, watching, smiling like a woman who had gotten exactly the prize she had offered. He kept her wrists pinned until the last of it striped her skin, then let go and braced himself so he wouldn’t collapse on her, breathing like he’d run the length of the yard.

For a moment there was only sun, water, and the sound of both of them trying to remember ordinary air.

He gathered her up when her legs would hold the idea of standing and not the fact of it. She was loose-limbed, blissed, cheek against his shoulder, cum cooling on her chest and neither of them caring about the stone under his feet. He carried her inside, through the dim kitchen, up to the shower off the hall, and set her on her feet only when the water was warm.

He washed her gently. No rush left in his hands. Soap over her breasts, careful around the tender places, rinsing her clean while she leaned into him and hummed. She soaped his chest in return, slow, tracing the gray in the hair there, the solid width of a man who built things for a living. Under the spray they kissed without urgency, mouths soft, tasting water and the last of the afternoon. His forehead rested against hers.

“This isn’t once,” she said quietly. “Not for me. Whenever he’s away. I want you back here. I’m choosing that too.”

“Then it’s only the beginning.” His thumb stroked her wet cheek. “Our secret. Every time the house is empty, if you still want me.”

“I will.”

They stood under the water until it began to cool, kissing like people who had finally stopped pretending, bodies quiet against each other. When he reached to shut the tap, the pipes knocked once and went still. Steam thinned. Neither of them spoke. In the softening light they held on, and the silence that followed was full, and warm, and entirely theirs.

Rate this story

★★★★★
Thanks for rating
Something wrong with this story?
Ask the writer

Want your own taboo story?

Tell the AI the set-up. It writes it for you in about five minutes. Free.

Adults only · no real people · your request is never shown, only your credit name
Tagged doggy-style cowgirl spanking rough-sex facial

Fresh filth, nightly

The best new stories in your inbox every day. Free, 18+, unsubscribe anytime.