Was Millicent Mulvey's claim that she had married King Edward VIII-- when he was Duke of Windsor and Prince of Wales, in the 1930s-- the eccentric fantasy of an old woman, or a dark, delirious secret that the Royals and their international connections would go to any lengths to keep hidden? When cookbook author Carolyn Archer breaks into Millicent Mulvey's house seeking evidence about Millicent's claim, Carolyn sets off a dizzying chain of events, resulting in intrigue, murder, and the exposure of a web of neo-fascist politics and old Royal secrets.