The most unusual contract killer in the world: Violetta Morgenstern is back. Violetta Morgenstern, a retired teacher and creative professional killer, is on the run from the state when she receives a new assignment. Together with her colleague, former mercenary Miguel Schlunegger, she is to investigate the mysterious death of a journalist. The trail leads into a dark past, to the eve of World War II. The murderous duo discovers that a terrible event in world history actually unfolded quite differently. And then Violetta Morgenstern must also realize that she can no longer trust even her best friend.