Isabelle is a Sapphic young student at Oxford, versed in the arts of Flagellation. When her ageing scout, Stan Tierney, lets slip that he knows about a long-established society of lesbian dominas, Isabelle is drawn in. As Isabelle investigates together with her girlfriends Jasmine and Caroline, it becomes clear that she will have to endure a comprehensive round of sexual humiliation if she is to get close to the mysterious society.