In this sultry fetish fantasy, Lily Lane and Petra Blair, dressed as nuns, invite their stepdaughter, Stirling Cooper, to join them in a taboo tryst. They bind Stirling, making her their willing submissive, as they tease and torment her with whips and gags. Lily and Petra's luscious curves press against Stirling as they take turns dominating her, their moans filling the room as they indulge in their darkest desires.