During the final weeks of the Weimar Republic, a young woman washes up in the Havel River. Bodies in rivers are hardly news in the chaos of 1932 Berlin, but this one is different. Her dark hair is too short. Her wisdom teeth have been removed, something few German girls could afford. And her legs, dotted with suture marks, are bizarrely deformed. Willi Kraus, a decorated soldier and celebrated Jewish detective is sent to investigate the floater.