
Bernie Gunther returns to his desk on homicide from the horrors of the Eastern Front to find Berlin changed for the worse. He begins to investigate the death of a railway worker but is obliged to drop everything when Reinhard Heydrich of the SD orders him to Prague to spend a weekend at his country house. Bernie accepts reluctantly especially when he learns that his fellow guests are all senior figures in the SS & SD. The weekend quickly turns sour when a body is found in a room locked from the inside. If Bernie fails to solve this impossible mystery; not only is his reputation at stake but also that of Reinhard Heydrich a man who cannot bear to lose face.