In this intense, incestuous encounter, step-siblings Michelle and her brother find themselves alone and horny. Michelle's masturbation session in the bathroom is interrupted when her brother walks in, catching her mid-orgasm. Tempers flare, but soon they're exploring their forbidden desires together. Michelle's eyes widen as she sees her brother's massive, throbbing cock. They're about to give in to their taboo lust when a sudden noise forces them apart.