Bored and alone, step-siblings Michelle and her brother find themselves in a heated argument that escalates when he walks in on her masturbating. Their tempers flare, but so do their desires. Naked and aroused, Michelle can't help but stare at her brother's thick cock as he jerks off. She fantasizes about feeling him inside her, and just as they're about to act on their taboo urges, they're interrupted, leaving them both unsatisfied and yearning for more.