Merry widow Sophie, Lady Atherly, and her lover have made a game of shocking each other with their wanton encounters. Sebastian is currently in the lead, but she has a plan to even the score: a threesome with her friend and previous lover, Edward. Sophie still entertains fantasies about Edward, and the idea of having both men at once promises pleasure beyond anything she's experienced before. Sebastian is ready to play along, but with one condition: that Sophie submit completely to the two rogues' commands...