In the cramped family closet, a devout sister and brother maintain their virtue by resisting each other's temptations. But innate desires prove too strong, and as they struggle to keep their hands to themselves, the siblings succumb to their forbidden lust. With religious guilt plaguing them, they engage in a heated, sinful session, only to collapse into post-coital remorse amidst smeared juices and spent fluids, praying for absolution from their taboo desires.