Isolated in the house, a brother and sister turn to self-pleasure for relief. She strokes her clit, moaning softly, while he jerks his thick cock, imagining her tight body. Caught in the act, they argue, but the tension boils over into mutual masturbation. Naked, she watches him stroke, her pussy aching for his cock. Just as they're about to give in, an unexpected interruption halts their forbidden dance.