Zoey Miller is at Reading University as a mature student at 24. The head of department, Miss Havisham, is giving her extra lessons and spankings every Wednesday to encourage her to improve her grades. In the meantime, Zoey and Stella, her landlady, go shopping for lingerie while Stella's husband, Charles, is away, and fall into the clutches of Lady Matilda, who insists that they are measured naked, and tricks them into accepting a hard spanking...