Maxwell Brunton was found dead in his study – murdered beyond doubt. There were ten people in the house on the night of the murder, and at least seven of them had an adequate motive for murdering him. But Anthony Gethryn has only the evidence given at the Coroner’s inquest to work with. In other words YOU, the reader, and HE, the detective, are upon equal footing. HE solves the mystery. Can YOU?