Bored step-siblings, Michelle and her brother, find themselves alone and horny. Michelle retreats to the bathroom, fingering her wet pussy and stroking her big ass, hoping not to get caught. But her brother walks in, catching her in the act. They argue, but the tension between them is palpable. Later, they decide to masturbate together, Michelle drooling over her brother's huge cock. As they're about to fuck, they're interrupted, leaving them both frustrated and yearning for more.