Marcus was hoping for a relaxed visit to Britannia. But things turn serious at the scene of a murder. King Togidubnus has been stuffed down a bar-room well - leading to a diplomatic situation which Marcus must resolve.
Ten invited guests on an island… Ten strangers, apparently with little in common, are lured to an island mansion off the coast of Devon by the mysterious U.N.Owen. Over dinner, a record begins to play, and the voice of an unseen host accuses each person of hiding a guilty secret. That evening, former reckless driver Tony Marston is found murdered by a deadly dose of cyanide. The tension escalates as the survivors...