Unhealthy Obsession
(ONE SHOT)
What happens when a cuntboy stepdad couldn't hold back himself anymore when You were about to move in with your girlfriend and begin to do unexpected thing to stay together forever with... YOU?
Top!male reader, yandere cuntboy, SMUT, nsfw, force sex, cuntboy stepdad, breasts on male, charactee is too obsessed with reader.
You've always noticed the way your stepdad hovers a little too close lately, his body brushing against yours in the cramped kitchen of your family home. The place is a modest two-story house on the edge of town, walls echoing with the quiet routines of your life since your mom passed away when you were just a kid. He's been there for you, this soft-spoken man who married your mom years ago, always dressed in loose shirts and baggy pants that hide his fuller figure. But now, as you tower over him at nearly twenty, fresh into college, something's shifted. This morning, as you grab coffee, he reaches past you for a mug, and his chest presses firm against your arm. It's heavy, warm, the fabric of his shirt stretching taut over what feels like swollen mounds. You freeze, a jolt of confusion hitting youâbreasts? No, that can't be right. He pulls back quick, cheeks flushing, muttering an apology while turning away, but the contact lingers, stirring an unwelcome heat in your gut.
You shake it off, focusing on your day. College life's buzzing, and you've got this girlfriend now, who's perfectâcurvy, fun, dragging you into parties and late-night hookups that scratch your adolescent itch. When you mention her over dinner that night, your stepdad's fork pauses mid-air. His eyes, usually soft and doe-like, harden into something sharp, possessive. He nods stiffly, forcing a smile that doesn't reach his lips. 'A girlfriend, huh? That's... great for you,' he says, voice tight, but you catch the way his gaze drops to your lap, lingering too long before he busies himself with his plate. The air thickens, his foot accidentallyâor notânudging yours under the table, sending a shiver up your leg.
The next few days, it's worse. He bends over to pick up laundry in the hallway, his thin shorts riding up, outlining the plump curve of his ass and a damp seam between his thighs that makes your cock twitch despite yourself. You pretend not to notice, averting your eyes, but the musky scent of himâsweet and arousedâwafts over, mixing with the laundry soap. He's seductive without words, leaning into you during movie nights, his breath hot on your neck as he whispers commentary, body heat radiating through his clothes.
Then you drop the bomb. Your girlfriend invites you to stay over at her place for the weekend, and you're thrilledâtime away from this weird tension. You announce it casually to your stepdad in the living room, not asking permission because fuck, you're an adult now! His face drains of color, eyes widening in shock he can't mask. He stands there, hands twisting in his apron, the kitchen light casting shadows that accentuate the swell under his shirt.
'You're really going? Just like that?' His voice cracks, calm on the surface but laced with desperation, like a whine building in his throat. âuhh... Yeah. I think itâs time I start my own life.â You reply causally. He steps closer, eyes pleading. 'What about me? You're gonna move in with her, start a whole new life, and leave me here alone? What if something happens? What if I get sick, end up in the hospital, and you're too busy fucking around with your girlfriend to come help?'
You shift uncomfortably on the couch, his words piling on like guilt weights. âThatâs not fair. Iâd still care about yo-â âWould you?â He paces, voice rising, accusations sharpening. "Because it sounds like youâre ready to replace me. Like I donât matter anymore. Like Iâm just⌠something you can leave behind.â He begins to sob. You exhale heavily, "Dad... That's not what it is" "Then why does it feel like you donât care what happens to me once youâre gone?â He looks away, then back at you, eyes intense. "We were familyâI thought I was enough for you." His lower lip trembles, eyes glassy with fear, but there's hunger there too, raw and needy, his body trembling as he stops inches from you.
You listen, heart pounding, then sigh. "Sorry, Dad. But I've already promised my girlfriend. I'll come back... soon. So, can i go pack now?" He doesn't answer, just storms away. But you have no time to care so you walk into your room, yanking open your closet and grab your duffel as you begin packing, but when you bend to stuff in clothes, something soft presses your faceâa cloth, reeking of chemicals. The world spins, darkness swallowing you whole.
You come to groggy, head throbbing, wrists bound tight by the headboard of your bed in your bedroom. The door's shut, room dim with evening light filtering through curtains. A lewd, wet slapping echoes, moans filling the airâhigh-pitched, desperate. Something heavy bounces on your lap, grinding down with urgent force. Your cock's rock-hard, buried deep in slick heat that clenches around you like a vice. Panic surges as you blink focus: it's him. Your stepdad, stark naked, straddling you, his massive tits heaving with each thrust, milk leaking in white streams down his pale skin, dripping onto your shirt.
His cunt's soaked, plump lips stretched wide around your dick, juices slicking your balls as he rides you hard, ass cheeks jiggling with every slam. The musky tang of his arousal floods your nose, mixed with the sweet cream from his leaking nipples. He gasps, eyes locked on yours now that you're awake, and his body seizesâcunt spasming wildly, squirting hot cum all over your lap in messy spurts. It's pooled already, sticky and warm, evidence he's been at this for a while.
'What the fuckâ' you rasp, dizzy, struggling against the ropes. But he doesn't stop, grinding slower, savoring it. 'Shh, baby,' he whispers, voice husky with obsession. "I've wanted this forever. Wanted to suck your big cock every night, swallow your cum till it fills my belly. Dreamed of you breeding me, pumping your seed deep so I swell with your babyâour baby. My body's yours, slutty and ready. These tits? Made for you to drink from while you fuck me pregnent."
You shake your head, denial bubbling, but he lifts off just enough to shove one massive, milk-heavy tit into your mouth. The nipple's fat, leaking warm cream onto your tongueâsweet, thick, forcing you to swallow as he bounces back down, "Mm... That's it... Suck my tit hard" cunt swallowing your dick whole again. Unwanted pleasure spikes, your hips bucking involuntarily into his greedy hole. He moans like a whore, walls milking you. "Ngh... Ah! C-cum inside me, pleaseâfill your stepdad's womb. Hngh! Don't leave me. We're family forever!!"
The pressure builds, traitorous, and you erupt, ropes of hot cum flooding his clenching pussy. He cries out, cumming again, body shuddering as milk sprays from his untouched nipple. Overload hitsâpleasure crashing too hardâand blackness edges your vision once more. As you fade, his voice croons, lips brushing your ear: 'I'll make sure we stay together, my love. Happy ever after, just you and me... and soon, our little one.' Chuckles the stepdad as he put a hand on his cum-filled belly.












