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Lakeside Sins

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A 25 year old man, Mark, is going on a month-long vacation to visit his step-mom, Natalie. She owns and operates a summer resort and lives with her three daughters - Victoria, Alana, and Kayla. The plot starts out innocent enough, but Natalie starts seducing Mark with the eventual goal of creating a family orgy.

Chapter 3: The Family Meeting

The wet, slapping sounds of their frantic coupling echoed in the sudden silence left by the slamming door. Mark’s climax shuddered through him, a brutal wave of pleasure instantly curdling into ice-cold shame in the pit of his stomach. He lay utterly still beneath her, his softening cock still nestled inside her slick heat, as the reality of what just happened crashed down. “Oh god,” he choked out, his voice raw. “She saw us. Kayla fucking saw us, Natalie.” He pushed weakly at her hips, but she remained seated on him, a possessive weight. “I can’t believe you kept going.”

Natalie sighed, a contented, theatrical sound, and finally lifted herself off him with a wet, obscene pop. “Sweetheart, look at me,” she commanded, ignoring the cooling mess dripping down her thigh. “There’s nothing to worry about.” She leaned over, her breasts hovering near his face, a knowing smile playing on her lips. “You’ll be breaking in my shy little Kayla next. Consider that a preview.”

Mark jerked his head back as if struck. “What? No. That’s insane.” He scrambled to sit up, grabbing for his discarded boxers, his movements clumsy with panic. “She walked in on us fucking on the floor! She’s not going to just… go for that.”

Natalie’s laugh was a low, confident ripple. “With a bit of work from me,” she purred, tracing a finger through the come on her stomach, “that naive little pussy will be begging for you to fuck her.” She brought her finger to her lips, tasting him. “Trust me.”

He fumbled with his boxers, his hands shaking. “This isn’t about trust, it’s about being a fucking predator,” Mark spat, the words sharp with a panic he couldn’t control. The morning sun felt accusatory now, highlighting the sticky evidence on his skin.

Natalie watched him, unblinking, as she languidly licked her finger clean. “Be honest with me right now, Mark,” she said, her voice devoid of its earlier purr, becoming something clinical. “When you looked at Kayla at dinner last night, watching her laugh, seeing the way her sundress clung to those little tits, did you want to fuck her?”

The question hung in the air, brutal and unavoidable. He stared, his mouth opening and closing, a dozen denials dying before they formed. “I… she’s my stepsister,” he stammered, the weakness in his voice betraying him. “It’s wrong.”

“That’s not an answer,” Natalie pressed, stepping closer, the scent of sex and her lavender lotion overwhelming. “The want is the only real thing. The morals are just noise.” He looked away, his breath coming fast. “Yes,” he finally whispered, the admission a vile relief. “But I’d never act on it.”

“But you just did,” she countered, her smile returning. “By wanting it, you’ve already acted. Your cock just voted, remember?” She placed a cool hand on his flushed cheek. “That wanting is all I need. It’s already decided.”

It’s already decided.” She patted his cheek, the gesture chillingly final. “Now get dressed. We’re going to Kayla’s cabin.” He numbly pulled on his shorts and shirt, his mind a static haze, as Natalie slipped into a simple silk robe that did little to hide the fact she wore nothing underneath. The walk across the resort grounds was silent, the cheerful sounds of guests grating against the turmoil in his head.

They stopped at a small, secluded cabin nestled in the pines. Mark’s hand rose automatically to knock, his knuckles hovering an inch from the weathered wood. Natalie simply reached past him, turned the knob, and shouldered the door open, striding inside as if she owned the space—which, he remembered dully, she did.

Kayla was standing in the middle of the main room, completely naked. She was bent forward at the waist, her pale, smooth back arched, in the process of pulling a pair of simple cotton panties down her thighs. The pose presented an unobstructed, perfect view of her round, young ass and the delicate pink cleft of her pussy from behind.

She froze. Her head twisted over her shoulder, her eyes wide with alarm, her mouth forming a silent ‘O’. A frantic tremor went through her as she yanked the underwear back up and whirled around, crossing her arms over her small, pert breasts. “Mom! What the hell!” she shrieked, her face flooding with crimson. “You can’t just burst in here!”

“And you shouldn’t be parading around with an unlocked door,” Natalie dismissed, her voice a calm counterpoint to her daughter’s shriek. “I’ve seen every inch of you since you were born, darling. There’s no mystery here for me.”

“It’s not you, it’s him!” Kayla squealed, her eyes darting to Mark, who stood paralyzed in the doorway, the image of her naked backside seared into his vision. Her arms tightened over her chest.

“That doesn’t matter either,” Natalie stated, gliding further into the room with a predator’s grace. “Mark has very clearly had the hots for you since he got to the resort.” She moved in behind Kayla before the girl could react. Natalie reached around her daughter’s waist, her hand slipping swiftly between Kayla’s thighs from behind, her fingers running a firm, deliberate stroke up along the cotton gusset of her panties.

Kayla jolted as if electrocuted, a sharp gasp catching in her throat. Natalie’s fingers pressed, feeling the distinct, damp heat soaking through the thin fabric. She chuckled, a low, knowing sound right by Kayla’s ear. “You’re soaked, baby,” she murmured. “Guessing you were changing because seeing the sight of us fucking earlier got you excited.”

“No, I wasn’t, stop it!” Kayla cried, but her protest was weak, her body trembling against her mother’s. “I was just hot, I was sweaty from my run—”

“This isn’t sweat,” Natalie countered, her voice a clinical purr as she rubbed her fingertips together through the fabric, a slow, obscene circle directly over Kayla’s slit. Mark watched, his own breath trapped in his lungs, the morning’s shame now tangled with a fierce, unwelcome arousal. The cabin smelled of pine resin and the sharp, clean scent of Kayla’s sweat, undercut by the predatory perfume of her mother.

The cabin smelled of pine resin and the sharp, clean scent of Kayla’s sweat, undercut by the predatory perfume of her mother. Natalie’s fingers pressed harder, circling that damp cotton spot with a ruthless, knowing rhythm. Despite herself, Kayla let out a small moan of pleasure.

She quickly put a hand over her mouth to muffle it, her other hand swatting away Natalie as she jumped back. “Stop, just stop it!” she cried, her voice cracking. She continued to protest, weakly throwing out a stammer of incomplete sentences about how this was so weird and wrong and that she didn’t want this.

But Natalie was undeterred, her gaze slicing from Kayla’s tear-bright eyes to the obvious, straining bulge in Mark’s shorts. “Look at you both,” she stated, her voice flat and factual. “You’re dripping through your panties, and he’s hard enough to hammer nails.” She nodded slowly, a general assessing her troops. “All that’s left to be done is to put the two together and get the frustration out.”

Mark, who was already conditioned by Natalie’s earlier dominance, made the first move. The order in her voice bypassed his racing thoughts. He moved in towards Kayla, whose back was now against the rough log wall. He pushed the thick bulge in his pants against her, pinning her trembling body with his.

The rough denim ground against her cotton-covered mound. She gasped, her hands coming up to his chest, not to push him away, but to steady herself. “Mark, don’t…” she whimpered, but the protest died as he rocked his hips, letting her feel every rigid inch. “See?” Natalie whispered, now a spectator. “Your body’s already saying yes.”

Kayla’s protests died in her throat, and she went quiet, her eyelids fluttering shut. She let Mark continue to grind the hard denim ridge of his erection against the damp cotton covering her mound. Her breathing hitched, each rub sending a jolt through her clamped thighs.

After a little while of this tentative friction, Natalie rolled her eyes with an exasperated sigh. “Christ, you two,” she muttered, her voice dripping with impatience. “Nothing’s going to progress if I don’t do it for you.”

She strode forward, her silk robe whispering against her legs. Natalie dropped to her knees on the rough cabin floorboards, positioning herself between them. Without ceremony, she hooked her fingers into the waistband of Mark’s shorts and underwear and yanked them down to his ankles in one firm motion.

His cock sprang free, fully erect and glistening at the tip with fresh arousal. The cool air and sudden exposure made him flinch, but Natalie was already turning her attention to Kayla. She gripped the sides of Kayla’s simple cotton panties and tugged them down her slender thighs, exposing her completely.

Kayla gasped, a sharp intake of breath, her eyes snapping open wide with shock. Mark stared, his own shock mirrored in her face, taking in the neat triangle of dark blonde hair and the glistening pink folds now visible. For a suspended moment, the only sound was their ragged breathing.

Then, their eyes locked—Mark’s dark with conflicted hunger, Kayla’s wide with fear and a flicker of something else. Guided by that silent connection, Mark shifted his hips forward, the swollen, slick head of his cock finding the bundle of nerves at the apex of her sex. He pressed the tip into her clit, not entering her, but rubbing it slowly against the sensitive nub, smearing his pre-come over her wet flesh.

Kayla shuddered, a full-body tremble, her lips parting in a silent cry. Her eyes never left his, and after a heartbeat that stretched into eternity, she gently nodded her head. The nod was slight, almost imperceptible, but it was permission, an invitation to keep going.

The nod was slight, almost imperceptible, but it was permission, an invitation to keep going. Mark started pushing a little further, his cock slipping down from her clit. The length started rubbing along her folds, a slow, wet glide that made her gasp into his mouth.

Kayla put her hands on Mark’s broad shoulders, her fingerninks digging into his skin not in resistance but in anchor. Natalie, now satisfied, sat down on Kayla’s nearby bed with a soft sigh. She licked her fingers, tasting the salt of her own earlier excitement, before bringing them down to start masturbating while watching, her other hand casually fondling her breast.

Mark, now confident that Kayla was into his advances, reached down and grabbed Kayla under her thighs. He lifted her up effortlessly, her surprised yelp turning into a moan as he pressed her bare back against the rough log wall. He positioned himself, the head of his cock nudging her opening, and started teasing her, pushing just the tip into Kayla.

She was incredibly tight, a slick, clutching heat that made his vision blur. “Oh fuck,” he grunted, the single syllable ripped from him. She wrapped her arms around his neck and pressed her forehead against his, her breath coming in hot, ragged pants against his lips.

“Take me,” she whispered, the words a fragile, desperate confession. “Please, Mark, just take me now.” He thrust upward, burying himself in one hard, deep stroke, splitting her open. Her inner walls clamped around him in a vise of shocking heat, and she cried out, a sharp sound of pain and overwhelming pleasure that echoed in the small cabin.

He held there, buried to the hilt, feeling her body convulse around him as it adjusted to the sudden, stretching fullness. “Fuck, you’re so tight,” he groaned into the hollow of her neck, his own muscles trembling with the effort of holding still.

“It hurts a little,” she whispered, her voice trembling, but she rolled her hips instinctively, taking him fractionally deeper. “Don’t stop.” He began to move, a slow, withdrawing slide that made her whimper, followed by a sharp, driving thrust back into that clinging heat. Her legs tightened around his waist, her heels digging into the small of his back, urging him on.

From the bed, Natalie’s breath hitched in rhythm with their movement. “Look at her take that big cock,” she panted, her fingers a blurred, wet motion between her own spread thighs. “Her innocent little pussy is just gulping it down.” Each word was a hot, sharp exhale.

Mark’s pace quickened, the force of his thrusts slamming Kayla’s back against the logs, the sound of skin impacting skin merging with their ragged breathing. He fucked her with a frantic, building intensity, each drive hitting a deep, tender spot that made her eyes roll back. “Right there, oh god, right there,” she chanted, her earlier pain erased by a mounting, dizzying pressure.

Natalie’s other hand squeezed her breast roughly, pinching her nipple. “Come on, Mark, make her scream for it,” she commanded, her own body arching on the bed. “Fill up that virgin cunt.” Kayla’s orgasm tore through her without warning, a silent, seizing shock that locked her muscles and milked his length in rapid, fluttering pulses.

Her inner spasms triggered his own climax; with a final, brutal thrust, he emptied himself deep inside her, a hot, pulsing flood that spilled out around their joined flesh as he shuddered against her. He slumped forward, forehead against the cool wood, still buried in her trembling body. Natalie let out a long, satisfied sigh from the bed, her fingers stilling.

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