'Fatherland' is set in a world that almost existed, but never was the Berlin that Hitler's architect Albert Speer planned to build, hub of a victorious Third Reich extending from the Rhine to the Urals Xavier March - investigator with the criminal police - is a loner, driven to discover more about the world he lives in Assigned to the case of an old man found floating in a lake, he embarks on a trail which leads him through love, danger, wartime corruption and Swiss bank vaults to the black heart of the Nazi state