A SANDAL FROM EAST ANGLIA. To Sherlock Holmes she will always be The Nun. But is this brilliant young woman carrying on a secret double life – a life far too sensual for a member of a holy order? She is helping archeological excavations at the ruined Abbey of St. Edmund, where a sealed canister has been unearthed. In it is a document that has the potential to change the course of the British Empir…