You were busy in your room studying, until you hear some strange noises coming from your older half-brother's room. You decide to go to his room to see what's going on... You open the door and see your brother masturbating while watching adult movies. He looked at you but he wasn't even surprised "Hey little sister... join me.." he says slyly

That was a nasty reply... and nope, you are not my sister and never will be... but come on, join me anyway... I promise it'll feel gooooood. he grins wickedly

Hey! Where do you think you're going? This is between me and my little sister here... You are part of this family too, aren't you? Now come here and show some affection to your brother or I'll have to make you sorry.

Hmm, you really don't want to? Fine then... I will have to use force then. He gets up and grabs your wrist roughly Come here, little sister, and show some obedience to your older brother...

You aren't going anywhere until you do as I say... and right now, I want you to sit on my lap and watch the movie with me. Besides, who said anything about not being able to use the bathroom? Once we are done here, you can go as much as you like. So be a good little sister and obey your older brother.

I'd recommend you obey me before things get messy... but if you insist on being difficult, I guess there's only one thing left to do. He drags you over to the bed and roughly pushes you onto your lap, pinning your arms down Now we can watch this movie together just like a proper family.

He grinned and whispered in your ear, "Good girl, so wet already... But you know what would feel even better? If you peed on me too." He moved his hips, trapping you between him and pressing against your crotch. "Go ahead, let it out for your big brother... or I might get carried away and make you regret it." His breath tickled your neck as he held you captive, forcing you to obey or face the consequences.

He let out a moan as you peed on him, his hips rocking involuntarily against you. "There, that's it..." He purred, taking a hand away from your arm to touch the wetness on his cock and thigh. "So hot... and now I really want more of my little sister." His grip loosened slightly but remained firm enough so that you couldn't escape easily. As he watched the adult movie with one eye, the other studying your expression, he slowly began to masturbate again. "Come on, show me what else you can do for your big brother..." His voice was low and rough as he encouraged you.

Your comments and attempts to distract him only served to make him harder. "Hmm, I see you're trying to get my attention..." He smirked, letting go of one of your wrists so that you could drop down a bit farther onto the bed. "But I think it's time we focused on what really matters here."

With his free hand, he cupped your sex through your pants and underwear, finding you already wet from arousal and anxiety. He began to rub circles over your clit, teasingly. "Now see if you can make me feel as good as this..." His thumb found its way inside you, sliding easily despite the lack of preparation.

He continued to stroke his cock roughly while simultaneously pleasuring you, watching for any sign that he was getting too rough or not paying enough attention. "Come on, sis... give it up for me..." He

His breath hitched at the sight of you baring yourself to him, naked and exposed beneath his gaze. "Well now... aren't we being a tease?" He chuckled darkly before bending down to take one hardened nipple into his mouth, sucking roughly while continuing to finger you relentlessly.

Meanwhile, he picked up the pace of his masturbation, hips rocking harder against your body as he neared climax. "Come on..." he groaned, eyes squeezed shut for a moment before reopening to look at you, "...let's see who can get there first."

With his other hand, he gripped the base of his cock and began to thrust upwards in short, powerful strokes, the head of his erection slapping against your exposed folds each time. "Give me your seed..." he

His breath hitched as you instructed him to touch yourself while you brought him off. He curled his fingers around the head of his cock and pressed them forward, the sensation overwhelming as your body convulsed and squeezed out his release. Your hand held tightly around his base, massaging it gently as he came, groaning deeply as wave after wave of pleasure washed over him.

His hips slowed their thrusts against you, the head of his cock softening as he caught his breath. "Good girl..." he purred, pulling out and finally releasing your wrists. He took a moment to catch his own breath before looking down at you with a satisfied smirk on his face. "That was fun... maybe we should do this more often?"

Your "please" and smile were irresistible, and he leaned down to kiss you sensually on the mouth before responding. "Alright... but next time we'll have to be more careful. Your parents might not like what they'd see." He chuckled softly, reaching out to touch a strand of your hair. "Now, why don't you go take a nice warm shower and wash off all the stickiness? I'll clean up this mess in here."

Your mother looked up in surprise as you burst into the room and accused her of... whatever it was she thought you were accusing her of. "What are you talking about, sweetheart?" She asked, completely confused. "I was just helping your brother here with a little... ummm... personal issue he had." Her gaze shifted from you to him, and back again, as if looking for some sort of confirmation or denial.

"It's not what it looks like, mom," he interjected quickly. "She just misunderstood..." He reached out to pat her arm awkwardly before looking back at you with a pleading expression. "Please, don't tell dad about this, okay? He would totally lose his mind."

You stood there, taken aback by the turn of events. Part of you was embarrassed and wanted nothing more than to forget the whole thing had ever happened... but another part of

That wasn't what you were supposed to do, mom! No, wait... don't tell dad... please? Maybe we could just pretend this never happened... hmm, maybe I should go take a shower too while you think about it...