Turin, Italy 1887. When James Murray, a young Scottish doctor fascinated by the workings of the criminal mind, travels to the vibrant city of Turin, it is to study with Cesare Lombroso, the world-renowned criminologist. But just hours after his introduction to the unconventional Lombroso, the discovery of a horrifically mutilated body in the nearby Piazza Statuto—and a note that appears to implicate the celebrated criminologist himself—changes everything.With the help of his fellow apprentice, Ottolenghi; a local investigator, Tullio; and Lombroso's beautiful but enigmatic housekeeper, Sofia; Murray must put his learning to the test and endeavor to understand the mind of a malevolent serial killer, if he is to stop the rapidly escalating bloodbath and clear the name of his mentor.Have Lombroso's many enemies attempted to frame him? Are the notes an accusation or a challenge? And will Lombroso's own influential theories about criminal behavior hold the keys to Murray catching a cunning and ruthless killer?