Michelle and her brother, confined to their bathroom, surrender to their pent-up passion. Michelle, annoyed and bored, had resorted to masturbating earlier, only to be caught by her brother. They argue, but soon, their mutual desire overrides their anger. Naked, they explore each other's bodies, Michelle marveling at her brother's thick cock. She fantasizes about feeling it inside her, and they're about to act on their yearning when someone enters, forcing them to abruptly end their erotic encounter.