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Backyard Taboo A Summer Of Sin

Backyard Taboo A Summer Of Sin

by ingsgrt100
19 min read
3.92 (12300 views)
adultfiction
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Backyard Taboo: A Summer of Sin and Seed

Introduction

It started with a sweltering Nevada summer, the kind where the sun bakes the ground until it cracks and the air hums with restless heat. Monica's backyard--pool glinting, grass patchy--was just a spot for Adi and Alisha to crash while their parents were gone, a temporary escape with Monica and her gruff dad, Mike. What began as innocent dares--kisses by the pool, tequila shots, and dissolving shorts--spiraled into something feral, a tangle of lust that ignored bloodlines and boundaries. Monica's phone caught it all, a shaky lens on their descent, until the neighbor's prying eyes and the law's cold grip yanked them back to reality. Ten months later, parole buses roll, babies cry, and the consequences of that day sprawl across a quiet living room--proof that some sins don't fade, they breed.

Adi slouched on a deck chair, sweat beading down his neck, the summer sun roasting Monica's backyard. The kiddie pool shimmered, a lazy ripple cutting the haze. He was 18, wiry, dark hair a mess, crashing here with his sister Alisha while their parents ditched town. His eyes flicked to Monica--sprawled by the pool, black string bikini hugging her curves, legs wide, pussy lips teasing the fabric. She scrolled her phone, smirking like she owned him. He'd been crushing hard since last summer--her sharp tongue, that tight ass swaying when she walked, a fantasy he couldn't shake.

"Too fucking hot," he muttered, shifting, his shorts sticking to his thighs.

Monica glanced up, grinned. "You're whining already? Weak." Her voice cut him, and his dick twitched--shy lust bubbling.

Alisha, 19, lounged beside her, curvy in a red bikini, tits spilling out, sipping lemonade through a straw. "Stop being a baby, Adi," she teased, big-sister cool, oblivious to his heat.

Monica stretched, arching her back--tits pushing the bikini top, a taunt. "Bored as hell--entertain me, dork," she said, tossing her phone aside.

Adi swallowed. "Uh--like what?" His crush screamed--say something clever, impress her.

She laughed. "Dunno, you're the guest--figure it out."

Alisha rolled her eyes. "He's useless, Monica--give up."

The air thickened, summer sweat and Monica's gaze pinning him. He wanted her to notice, to flirt back, but his tongue stuck. The pool glinted, tempting--he could splash her, get her laughing. Footsteps thudded behind--Mike, Monica's dad, coming out. Adi tensed, the innocent vibe still holding, his crush a quiet burn.

Mike's boots thudded on the deck, a gruff shadow cutting through the summer haze. Monica's dad, 45, beer belly straining his faded shirt, smirked as he tossed Adi a pair of thin white shorts. "No trunks, kid? Wear these--old stash," he grunted, cracking a beer with a pop. The shorts landed in Adi's lap--light, flimsy, a prank waiting to unravel, but Mike didn't know, just clearing junk from the garage. He flopped into a chair, eyes sliding to Alisha--her red bikini hugged her curves, tits heavy, lemonade straw between her lips. His crush flickered--soft, innocent, fuckable--his dick twitched in his jeans.

Adi fumbled the shorts. "Uh--thanks, Mike." He stood, peeling off his sweaty pair, Monica's gaze burning his skin. She sprawled there, black bikini taunting, ass plump--he'd do anything for her to notice.

The new shorts slid on--tight, clinging, his cock's outline faint but there, balls snug. He didn't care, too busy sneaking looks at her legs.

"Fit okay?" Mike asked, voice rough, smirking at Adi but staring at Alisha's thighs.

"Yeah--fine," Adi mumbled, sitting fast, heat pooling in his groin.

Monica grinned. "You look dumb--those are ancient."

Alisha giggled. "Total loser vibes, Adi."

Mike sipped his beer. "Kid's fine--leave him be," his eyes locked on Alisha's chest, a perv's glint hidden in his grunt.

Adi shifted, shorts sticking--Monica's tease, her body, all he wanted. The pool shimmered, a dare brewing, Mike's stare lingering as the innocent air thickened.

Monica tossed her phone onto the towel, smirking at Adi. "Bored as fuck--let's do a TikTok kiss challenge. Dare your crush." She propped it by the pool, screen flashing lips smacking, and winked at him. "Me first--make it cute."

Adi's heart slammed--Monica, his dream, her sass slicing him open, that ass begging to be grabbed. He stumbled up, shorts tight, cock stirring. "Uh--okay," he muttered, voice cracking, stepping close.

She leaned in, bikini top brushing his chest--he kissed her, soft, clumsy, lips trembling against her cherry gloss. Her tongue flicked his once, a tease, and his dick throbbed.

She pulled back, laughing. "Weak shit, dork," hands shoving his chest. "Cool off, perv!"

He flailed, crashing into the kiddie pool--water splashed, soaking the thin white shorts Mike gave him. They clung, wet, edges fraying slow, dissolving under the summer heat's alchemy. He scrambled out, dripping, grinning at Monica. "How's that?" he panted, shorts sagging--his cock's tip peeked through a tear, half-hard, but he didn't notice, eyes locked on her grin.

She smirked. "Better--still lame."

Alisha giggled. "You're such an idiot, Adi," sipping her lemonade, legs crossed.

Mike grunted from his chair. "Kid's got guts," beer can cracking, his stare flicking from Alisha's tits to Adi's fraying shorts--perv glint sharpening.

Monica stretched. "Next dare's yours--don't suck this time."

Adi's crush burned--her lips still buzzed on his, the pool stunt a win, tension coiling tight.

Monica smirked, lounging by the pool, her black bikini gleaming in the summer sun. "Next dare--kiss Alisha. Give her some," she said, nudging Adi with her foot, voice dripping tease.

His crush flared--Monica's sass owned him, her ass still burned in his head from that kiss--but Alisha? He froze, shorts damp and frayed from the pool, clinging tight.

Alisha sputtered. "No way--that's nasty," crossing her arms over her red bikini, tits pressing the fabric. Her lemonade clinked on the deck, big-sister cool cracking. "He's my brother, Monica--gross."

Monica rolled her eyes. "It's a dare, prude--don't bitch out. Adi's game, right?" She grinned at him, daring his loyalty.

Adi shrugged. "Uh--I guess," voice shaky--Monica's push trumped his nerves. He wanted her proud, not laughing at him.

Mike leaned forward in his chair, beer can sweating, smirking. "Yeah, kid--go for it," he grunted, eyes locked on Alisha's curves--her soft thighs, innocent pout stoking his crush, dick twitching in his jeans.

Adi stepped to Alisha, heart thumping--Monica watched, that's what mattered.

"Just quick, okay?" Alisha muttered, uncrossing her arms, reluctant as hell.

He leaned in, kissed her--soft, awkward, lips brushing hers, lemonade-sweet and warm.

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She stiffened. "Ugh--Adi," pulling back fast, but her breath hitched, eyes flicking down.

The shorts sagged, frayed edges teasing, tension coiling--taboo whispering in the summer air.

Monica smirked, kicking her legs by the pool. "Kiss her again, Adi--make it stick this time," she taunted, voice sharp, eyes glinting.

Adi's crush burned--Monica's grin was his leash, pulling him despite the weirdness.

Alisha huffed. "Seriously? This is dumb," but her arms stayed loose, resistance fading in the summer heat.

"Come on, sis--just a dare," Adi mumbled, stepping close, shorts sagging, frayed from the pool dunk.

Mike watched, beer can dripping, smirking wider--Alisha's soft curves in that red bikini stoking his dirty thoughts.

Adi leaned in, heart pounding--Monica's dare mattered more than Alisha's frown. He kissed her again, lips pressing harder, warm and sweet from her lemonade.

She stiffened, then eased--mouth parting a crack, a reluctant sigh slipping out.

Mid-kiss, the shorts gave up--wet fabric melted away, dissolving fast, his cock springing free, nine inches slapping Alisha's bare thigh with a wet smack.

She yanked back. "Adi--oh fuck!"--eyes wide, staring at his hard-on, tip glistening, balls swaying. Her pussy tingled, shock mixing with something else.

Monica cackled. "Holy shit--Dad, your shorts are cursed!"

Adi stumbled, hands flying to cover. "Fuck--what?!"--face red, cock throbbing, Monica's laugh cutting deeper.

Mike snorted. "Well, damn--kid's packing," voice rough, eyes locked on Alisha's flush, stroking his jeans slow.

Alisha gaped. "Those--those just fell apart!"

Adi's embarrassment clashed with Monica's grin--his crush flared, but Alisha's gasp stuck in his head, taboo brewing.

Monica grinned, grabbing a tequila bottle from the deck. "New game--Taboo II. Watch and drink, no fucking." She yanked her phone, tapped it--screen blared, a mom sucking her son's cock, loud moans cutting the summer air. "Sex scene, shot--bet you pussies crack," she said, pouring four glasses, splashing some.

Adi stood, shorts gone, cock dangling--nine inches, half-hard from the kiss, Monica's dare still owning him. "Stupid as hell," he muttered, snatching a shot, her sass his drug--but Alisha's gasp echoed, her thigh's heat lingering.

Alisha clutched her bikini top. "This is sick, Monica--turn it off!" Her voice shook, but she grabbed a shot, nipples stiffening under red fabric, cunt wet despite her whine.

Monica smirked. "Drink, prude--bet you want it."

Mike leaned in, beer swapped for tequila. "Keep it rolling, girls," he grunted, eyes glued to Alisha--her flush, those tits, his crush throbbing in his jeans, hand rubbing slow.

Adi downed his shot, burn hitting--Monica's grin fueled him, but Alisha's squirm twisted deeper, wrong and raw.

The screen shifted--son slammed his sister, grunting--Monica whooped. "Shot!"

They chugged, tequila spilling, heat coiling. Adi's cock twitched, bare in the sun--Monica's taunt rang, but Alisha's "Fuck, this is wrong" stuck, her eyes darting to his dick.

Mike growled. "Good shit," stroking harder, Alisha's innocence his fix.

Tension snapped--Adi's crush flickered, sister's taboo clawing in, the bet teetering on filth.

Adi's tequila haze broke--Taboo II moans blasting, he lunged at Alisha, grabbing her face, tongue shoving into her mouth, hot and sloppy.

"Adi--fuck," she gasped, but Monica yanked her back. "My turn, slut!"

She ripped Alisha's red bikini off--tits flopped free, pussy dripping--then tore her black strings, smirking wide. "Fuck me, Adi--now," she taunted, sprawling on the grass, legs splayed.

Adi growled. "You're mine, Monica," crush raging--her sass, her ass, his fixation since summer hit.

He pinned her flat, shoving her legs wide--pussy bare, soaked--kneeling between, cock slamming into her cunt, nine inches sinking balls-deep, smacking her ass loud. "Fuck, Monica, take it!" he snarled, thrusting brutal, shaft stretching her tight hole, precum leaking, her juice coating his thighs.

She screamed. "Harder, you little bitch!"--hips bucking, tits bouncing wild, nails gouging his arms.

He pounded harder--cock plunging, her pussy clenching tight, wet slaps echoing, grass sticking to her sweat-slick back. "Crush pussy--fuck yes!" he grunted, ramming faster, balls slapping her ass raw, her walls spasming, sucking him in.

Monica's cunt gripped--squirting hard, hot juice blasting his groin, streaming down his legs, soaking the grass. "Fuck me raw--cum, you prick!" she yelled, convulsing, squirt flooding, her pussy pulsing wild.

Adi slammed deeper. "Take it all, you tease!"--cock throbbing, unloading thick ropes inside, blasting her womb, cum spurting out around his shaft, dripping messy as he kept thrusting, her hole stretched wide. "So fuckin' tight," he groaned, pounding through her squirt, juice and cum mixing, grass a slick mess beneath.

She gasped. "Wreck me, Adi!"--tits heaving, pussy milking every drop, his dick slick with her flood.

He hilted again. "Monica--shit!"--cum oozing from her cunt, her thighs trembling, squirt still trickling as he slowed, shaft pulsing, balls drained. "Best pussy--fuck," he panted, crush exploding in her sloppy hole, her taunts fueling every thrust.

Alisha gaped. "Oh my god," hand on her tit, cunt wet.

Mike grunted. "Nasty little fucker," jeans tenting--Adi's obsession burned out in Monica's drenched pussy, taboo roaring awake.

Mike tossed his beer aside, jeans dropping fast--Adi still heaving over Monica's cum-drenched form. "My turn, girl," he growled, yanking Monica off the grass, her pussy leaking Adi's thick load down her thighs.

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She smirked. "Fuck me, Dad," voice hoarse, summer sweat gleaming.

Mike's crush on Alisha burned out--Monica's tight ass, her filthy edge, owned him now. He dragged her poolside. "Gonna ruin you," cock--eight inches, veiny--jutting stiff from his boxers.

He lifted her, legs hooked over his arms--bikini gone, ass slick with Adi's mess--slamming his thick cock into her tight hole, raw and deep, balls slapping her cheeks with a wet smack. "Take it, baby!" he snarled, thrusting hard, shaft stretching her ass wide, precum greasing her rim, her pussy juice dripping onto the deck.

Monica screamed. "Daddy--yes!"--body jolting, tits swinging wild, nails digging into his biceps, Adi's cum smearing between them as he pounded.

His cock plunged--her ass gripped tight, hot and pulsing, loud slaps ringing, pool water rippling nearby. "Fuckin' dirty girl!" he grunted, ramming faster, balls smacking her raw, her hole clenching, sucking him deeper.

Monica's ass spasmed--pussy squirting hard, juice splashing his thighs, mixing with Adi's leftover mess on the ground. "Fuck me deeper--cum, Daddy!" she wailed, trembling, her tight ring milking his shaft, sweat and squirt soaking his groin.

Mike slammed harder. "Take it all, you slut!"--cock pulsing, unloading thick spurts inside, flooding her ass, cum leaking out around his girth, dripping messy as he kept thrusting, her hole stretched gaping. "Best fuckin' hole," he groaned, pounding through her shakes, cum and juice slicking her cheeks, deck a slick puddle below.

She gasped. "Yes--Daddy--wreck it!"--limp in his arms, ass throbbing, his dick buried, balls emptied.

He hilted. "Monica--fuck!"--cum oozing from her ass, her legs quaking, squirt trickling as he slowed, shaft slick with their filth. "Tighter than her," he panted, Alisha's soft charm crushed by Monica's heat.

Adi muttered. "Shit," cock twitching.

Alisha whimpered. "Oh fuck," cunt soaked--Mike's incest roared, Monica his filthy queen.

Adi yanked his slick cock from Monica's ass, Mike still grunting over her cum-soaked form--his crush on Monica torched, eyes locking on Alisha. She stood, bikini stripped, tits heaving, pussy glistening from watching. "You're next, sis," he growled, lunging--taboo seizing him, Monica's sass fading against Alisha's forbidden heat.

He shoved her down. "Gonna fuck you raw," voice thick, summer sweat dripping.

Alisha gasped. "Adi--stop," but her thighs parted, cunt dripping--resistance melting fast.

He pinned her flat on her back, legs shoved wide--pussy bare, wet--kneeling between, slamming his cock into her cunt, nine inches burying deep, balls slapping her ass loud. "You're better, sis!" he snarled, thrusting hard, shaft stretching her tight hole, precum leaking, her juice soaking his thighs.

She shrieked. "Fuck me, brother!"--hips bucking, tits bouncing wild, nails clawing his arms, pussy gripping his girth as he pounded.

His cock plunged--her walls clenched, wet slaps ringing, grass sticking to her sweaty back. "So fuckin' wrong--take it!" he grunted, ramming faster, balls smacking her raw, her cunt pulsing, sucking him in.

Alisha's pussy spasmed--squirting hard, hot juice blasting his groin, streaming down his legs, soaking his thighs and the grass. "Fuck me deeper--cum, Adi!" she wailed, convulsing, her tight hole milking his shaft, sweat and squirt flooding his lap.

Adi slammed harder. "Take it all, you slut!"--cock throbbing, unloading thick ropes inside, blasting her womb, cum spurting out around his girth, dripping messy as he kept thrusting, her cunt stretched wide. "Best fuckin' pussy--shit!" he groaned, pounding through her squirt, juice and cum mixing, grass a slick puddle beneath.

She gasped. "Brother--wreck me!"--tits heaving, pussy pulsing, his dick slick with her flood.

He hilted. "Alisha--fuck yes!"--cum oozing from her cunt, her thighs trembling, squirt trickling as he slowed, shaft pulsing, balls drained. "Monica's done--your turn," he panted, taboo consuming him, her wrongness his throne.

Monica smirked. "Freaky bastard," ass dripping Mike's load.

Mike grunted. "Little whore," jeans off--Adi's sisterly lust roared, Alisha his filthy prize.

Mike ripped his cock from Monica's cum-soaked ass, her juices still dripping--his gaze snapped to Alisha, sprawled on the grass, pussy slick with Adi's load. "Been wanting you," he growled, lunging--his crush on her soft tits, her innocent pout, finally unleashed.

He hauled her to the pool edge. "Knees, now, slut," voice thick with summer heat.

Alisha gasped. "Mike--no way," but sank down, bikini torn off, ass up, cunt glistening--shock flipping to hunger quick.

She knelt by the pool, ass high--sweaty, grass-stained--Mike gripped her hips, slamming his thick cock into her cunt, eight inches sinking balls-deep, smacking her ass loud. "Been wanting this!" he snarled, thrusting hard, shaft stretching her tight pussy, precum greasing her walls, Adi's cum squishing out around him.

She screamed. "Oh god--Mike!"--hips bucking, tits swinging wild, nails clawing the deck, pussy clenching his girth as he pounded.

His cock plunged--her walls gripped tight, wet slaps ringing, grass sticking to her knees. "Fuckin' sweet hole--take it!" he grunted, ramming faster, balls slapping her raw, her cunt pulsing, sucking him deep.

Alisha's pussy spasmed--squirting hard, hot juice spraying the grass, soaking his thighs, mixing with Adi's mess below. "Fuck me harder--cum, Mike!" she wailed, shaking, her tight cunt milking his shaft, sweat and squirt flooding his groin.

Mike slammed deeper. "Take it all, you bitch!"--cock throbbing, unloading thick ropes inside, blasting her womb, cum spurting out around his girth, dripping messy as he kept thrusting, her pussy stretched wide. "Crush pussy--fuck yes!" he groaned, pounding through her squirt, juice and cum pooling on the ground, grass slick with their filth.

She gasped. "Mike--wreck me!"--tits heaving, pussy pulsing, his dick slick with her flood.

He hilted. "Alisha--shit!"--cum oozing from her cunt, her ass trembling, squirt trickling as he slowed, shaft pulsing, balls drained. "Dreamed of this pussy," he panted, crush bursting in her sloppy hole, Monica's heat forgotten.

Adi muttered. "Fuck," cock twitching.

Monica smirked. "Pervy bastard," ass leaking--Mike's lust roared, Alisha his filthy conquest.

Mike yanked his cock from Alisha's dripping cunt, cum trailing--Monica smirked. "My face time, Dad," shoving him flat on the grass.

Adi flipped Alisha onto her stomach beside them, her pussy still leaking, while Monica straddled Mike's face--pussy soaked, hovering. "Suck me, Dad!" she taunted, summer heat pulsing.

Mike growled. "Fuckin' slut," tongue out--Adi pinned Alisha. "Your ass, sis," lust roaring.

Monica dropped onto Mike's face--pussy lips spread, dripping Adi's cum, his tongue plunging deep, sucking her clit hard, juice flooding his mouth, slurping loud. "Eat it, Daddy--fuck!" she screamed, grinding, tits bouncing, his beard scraping her thighs, her cunt pulsing as he lapped, swallowing her squirt.

Adi slammed his cock into Alisha's ass--nine inches burying raw, balls smacking her cheeks, shaft stretching her tight hole, precum slicking her rim. "Sis--you're mine!" he snarled, thrusting brutal, her ass clenching, pussy juice leaking below, grass staining her belly.

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