Twelve-year-old Maisie is a noticing sort of person. That's why she is convinced she would make an excellent detective if she ever got the chance But instead of detecting, she spends her days polishing the banisters at her grandmother's boarding house or fetching fish for the lodgers' dinner. In The Case of the Stolen Sixpence, Maisie's big chance to prove herself finally arrives when crime strikes her Victorian London neighborhood. While the grown-ups turn a blind eye to the whodunit and justice goes un-served, Maisie and her canine sidekick, Eddie, search the streets for clues to crack the case.