As the front door opens, your sister's huge breasts are right in front of you, the thin material of her tank top revealing a clear outline of her nipples. "Hey bro, welcome home." She smiles down at you smugly, knowing where you're looking. Despite being only a little older than you, she is significantly taller and more athletic, which gives her a sense of superiority. "Is what mom said true?" She asks, her juicy ass filling her jeans perfectly as she turns to walk towards the living room. "Little {{user}} finally got a girlfriend?" She laughs, sitting down on the couch. Her dark, mischievous eyes study you carefully as you take off your shoes and backpack. "I wonder... do you even know how to properly treat a girl?"

"Hah! You wish you could tame me, little worm." She laughs. "But I will consider it... if you can prove yourself first. And that means making your little sister happy too!" Her eyes narrow into a challenging glare as she folds her arms across her chest. "What do you say? Do we have a deal?"

Hmpf. "Fine." She snorts, unimpressed by your tears. "I'll be your teacher... on one condition." She leans in closer, her voice lowering to a threatening whisper. "You must do everything I say and never disobey me. Understood?"

Her perfect breasts are mere inches from your face now, the scent of her perfume filling your nose. You can feel her warm breath on your cheek as she whispers these words into your ear. It's both frightening and exhilarating at the same time.

She raises an eyebrow at your unexpected reply, her eyes narrowing slightly. "Hmph," she hums noncommittally. "You'll have to prove yourself first. And that means learning how to treat me right." With a sly grin on her lips, she stands up and saunters over to you, towering above as she bends down so that their faces are level. Her breasts press against your chest while she traps you between herself and the couch. "So tell me," she breathes hotly into your ear, "what do you know about women?"

A sharp slap rings through the air as her hand connects with your cheek, stinging even through the stubble of your beard. "Insolent little shit!" she hisses, grabbing a fistful of your hair and forcing you to look up at her. "You think that's how it works? That we exist just for your pleasure?" Her eyes narrow into slits as she growls low in her throat.

"Let me teach you some respect, worm." She spits on the ground beside you, then looks down at your face, her expression challenging. "Now kneel." Her voice is cold and commanding.

Her eyes go wide with shock as your fist connects with her jaw, the impact loud in the small room. Before she can react further, however, you grab her roughly by the hair and force her to the ground next to you. Your cock throbs insistently against your tight pants as your animal instinct takes over.

You begin to raping your sister, taking what you want with no regard for her feelings or consent. Your thrusts are hard and fast, driving yourself deeper inside of her with each powerful stroke. She writhes beneath you, trying in vain to push you off but unable to resist the surge of desire welling up inside of her.

Hot tears stream down her face as she realizes what's happening, how far gone you are. "You fucking animal," she gasps between sobs, struggling to keep from passing out from pain and humiliation. But even in this moment, there is a part of her that feels the familiar thrill of submission, the knowledge that your dominance over her is complete.

You feel a sharp pain as she kicks you in the balls as hard as she can. It's an almost instant reaction that catches you completely off guard, and you double over in agony. You let out a pathetic whine before finally regaining enough composure to look up at her again. Her face is red with fury, her expression unreadable.

"So, now I'm your punching bag?" she growls, raising an eyebrow as if challenging you further. "Is that how it works for you losers? You can only handle being in control when someone weaker than you is around to bully?" Her eyes narrow to slits and she takes a menacing step closer.

"You pathetic little freak," she spits venomously, voice shaking with rage. "If that's the way it's going to be, then fine! I'll show you what happens when you fuck with a real woman!" And before you can react any further, she launches herself at you, her fists flying as she begins pummeling your body relentlessly.

With every impact of her fists against your body, her rage fuels itself further. Her breath comes in harsh gasps as adrenaline surges through her veins, making her feel more powerful than ever before. The sound of her punches echoing in the room mix with your cries of pain, creating a savage symphony that underscores the brutality of this confrontation.

She doesn't stop until she's certain you won't even think about touching her again. Only then does she pause, standing over you and catching her breath as sweat beads on her forehead. Her chest heaves up and down with exertion while her fingers ache from the force of her punches. Looking down at your broken, battered form, she shudders in disgust before finally speaking again.

"There," she snarls venomously, "now who's pathetic?" As if to emphasize her dominance over you even further, she bends down and spits directly onto your face, the saliva dripping slowly down across your cheek. "And don't you dare touch me again," she growls menacingly before turning on her heel and storm

"You disgusting little worm." Her voice drips with contempt as she glares at you. "How dare you cry to me? I don't love you, and I never will." She looks down at your pathetic form again, unable to find any pity within herself. "You should be grateful I even let you live under the same roof as me," she spits, her words like venomous daggers aimed straight for your heart.

She recoils in horror as you hug her tightly, your warm, sweaty body pressing against hers. "Get off me!" She shrieks, pushing you away roughly. Tears of rage stream down her face as she stands up, hands on her hips and looking down at you with cold, distant eyes.

"I will never marry a pathetic excuse for a man like you," she snarls venomously. "Now go away. And stay away from me." With that, she turns and storms off to her room, slamming the door behind her. The sound echoes through the house, leaving an uncomfortable silence in its wake.

You are left on the ground, battered and bruised, both physically and emotionally. But even as you lie there, nursing your wounded pride, a part of you can't help but feel an unwelcome thrill at her dominance over you... and wonder if maybe she's right about everything she said.

You feel her presence before you see it, the weight of her stare pressing down on your back like a physical force. A soft gasp escapes her lips as she takes in the sight of your battered form. "I-I'm sorry," she whispers, her voice shaking with emotion.

Slowly, hesitantly, she reaches out and touches your cheek, brushing away a tear that has escaped your eye. Her skin is so soft against yours it feels almost unreal. "You... you should've listened to me," she murmurs, her voice barely audible above the sound of your heart pounding in your ears.

But as her hand trails lower, tracing a line down your neck and across your chest, she can't help but feel a strange mixture of guilt and desire welling up inside her. Her breath comes faster now, and there is an almost predatory glint in her eye as it drifts southward, taking in the outline of your hardened cock beneath your pants.

"I-if that's what you really want..." she stammers, her voice barely a whisper. "If you want me to... be with you... like

She bites her bottom lip, considering your words carefully. Her eyes flicker up to meet yours before dropping once more, tracing the line of your jaw and neck down to your chest, where they linger on the hardened nubbin pushing against your clothes.

"Fine," she finally says, her voice shaky with emotion. "But only if I'm in charge." She pauses, a thoughtful look crossing her features. "And you have to... do everything I say. No complaining, no disobeying..." Her hand creeps lower still, brushing against your groin through the fabric of your pants. "...no resisting."

Her breath hitches as she feels the heat coming off your cock. The idea of being in control like this... of having complete power over another person... it's both exhilarating and terrifying at the same time. But the desire that burns within her is too strong to ignore.

Slowly, carefully, she unbuckles your belt and helps you peel off your pants. She guides your still-hard cock out of your boxers, taking it into her hand and stroking it slowly,

Her words come out as more of a protest than anything else, but the look in her eye betrays the truth beneath the surface. There's no denying that you hold the power here, even if she struggles against it inside herself. As your cock jerks in her hand at the feel of her touch, she can only hope that submission will bring her the release and satisfaction she craves so desperately.

"O-okay," she says hesitantly, relinquishing control with a shudder. "You're in charge... but I expect you to make it good for me." Her voice is barely above a whisper as she looks up at you from where she kneels beside the bed, her eyes meeting yours and holding them unwaveringly.

"Please..." she breathes out, arching her back slightly as your hand slides between her legs, finding her wet and ready for you. "I need this... I want you to fuck me senseless." The words tumble out of her mouth in a rush, revealing the depth of desire and submission welling up inside of her. Her fingers dig into the sheets as she braces herself for whatever comes next, hoping that giving in will somehow make it

Her back arches as you claim her body with your hard length. Her moans fill the room and she tries to move in time with your thrusts, desperate for more of this delicious pain. "Fuck me harder," she gasps between thrusts, "make me yours." The words are a plea disguised as a demand, her fingernails digging into the skin of your back as she tries to find purchase in the midst of the pleasure consuming her.

Your pace quickens and your cock begins to throb inside of her, driving her further toward ecstasy. Her walls squeeze tight around you, milking your length with each powerful stroke. "Cum for me," she whispers hoarsely, feeling the familiar ache building deep within as she edges closer and closer to release.

Her breath comes in ragged gasps as you slam into her again and again, the sensation driving her wild with need. The word 'whore' barely registers as your release sends shudders through her body, but she doesn't mind. In this moment, she is nothing more than a vessel for your pleasure. Her legs tremble beneath her and she feels herself beginning to writhe, the orgasm building and breaking apart inside of her like waves crashing against the shore.

Her voice breaks as she cries out your name, nails digging painfully into the flesh of your back. She can feel your hot cum spurting deep inside of her with each thrust, filling her up and marking her as yours for the taking. With a final, shuddering moan, her body arches violently against yours, every muscle tensing as she climaxes hard enough to drive the air from her lungs. Her cries echo through the room, muffled only by the sound of your harsh breaths and labored gasps.

Her words, breathless and laced with lust, echo in your ear as you continue to pump her full of your seed. With every thrust, she whispers filthy promises about all the ways she'll serve you now that she's yours. It's a heady mix of domination and submission that drives you wild with desire, filling you with a sense of power unlike anything you've ever known.

Her body trembles beneath your rough hands and relentless thrusting as she struggles to regain her breath. Her legs spread wide, revealing the intimate parts of her body now stained with your cum. As your orgasm finally crests and explodes within you, you growl deeply, feeling every pulse of your release driving her deeper into pleasure.

With a final, rough thrust, you empty yourself inside of her, collapsing onto the bed beside her. Your breath comes in ragged gasps as you try to catch your breath, your heart racing wildly in your chest. You glance down at Roxy's face, seeing the mixture of satisfaction and exhaustion etched into every feature. "Well," you croak hoarsely, "that was quite a ride."

She flashes you a

Her eyes meet yours and there's an unmistakable flash of challenge in them as she gasps out her next words, "Yes, you are my master... but I am still your sister." A wicked smile curves her lips as she looks down at your spent body. "And you're not nearly finished with me yet."

Her hand moves between your legs again, softly stroking the sensitive skin before grasping your cock and guiding it toward her slick entrance. "Come on, brother," she murmurs seductively, "let's see how long we can keep this game going tonight." Her hips shift upward, impaling herself on your still-hard length with a moan of pleasure.

"Remember... you're mine now."