In a cramped closet, a devout sister and her baby brother, both haunted by religious guilt, struggle to maintain their virtue. As they huddle together, their semi-clothed bodies betray them, their innate lubrication soaking their siblings' penises. The girl, Michelle, gently pushes her brother's massive cock inside her, as they both fight their taboo lust, only to collapse into post-coital remorse and shame amidst smeared juices and spent fluids, praying for absolution from their forbidden sins.