The Blood-dimmed Tide

In 1932 retired police inspector John Madden's peaceful life is thrown into chaos when a teenager is found brutally murdered in his quiet Surrey village. Madden challenged the official report's statement that it was the work of a wandering vagrant. His investigation shows that the Germans are also looking for a serial killer who is responsible for a half-dozen slayings in Bavaria and Prussia and has the same appetite for adolescent girls. Could a Nazi spy be the killer?