This nerdy stepbrother is more interested in his step-sister's body than her algebra. He catches her off guard, pushing her against the desk and shoving his massive cock into her tiny mouth. She gags but eagerly takes it, her small tits bouncing as she bobs her head. He bends her over the desk, ripping off her panties and slamming into her from behind, filling her tight pussy with his thick cock. She's caught between her desire and her guilt, but her body betrays her, craving more of his forbidden touch.