In the cramped closet, siblings Michelle and her brother maintain their virtue by not moving, but their bodies betray them. Religious guilt-ridden Michelle gently pushes her brother's massive cock inside her, while her brother's shaft glistens with her innate lubrication. They fall into a taboo lust, Michelle's tight, untouched vagina rubbing along her brother's cock, until they collapse in post-coital remorse, praying for absolution from their sinful incestuous desires.