Philippe and the team work out the identity of the mysterious man Otto lunched with on Lake Albano, and discover he too is connected with the Nazi Bishop. They take a trip to the lake to meet the Priest who buried the man and he reveals some unbelievable family secrets. Producer: Gemma Newby Sound design: Neil Churchill Research: James Everest and Lea Main-Klingst Original music by Catrin Finch and Sekou Keita Otto Wachter: Stephen Fry Charlotte Wachter: Laura Linney Other parts by members of the BBC Radio Drama Company