Bored and alone, Michelle retreats to the bathroom for a stealthy masturbation session. Her fingers dance over her engorged clit while she fantasizes about her stepbrother's thick cock. Just as she's about to climax, he bursts in, catching her in the act. They argue, but later, they decide to masturbate openly in front of each other. Michelle's eyes widen at the sight of his massive, throbbing cock. As they're about to act on their mutual desire, someone interrupts their steamy encounter.