London, 1964. An ancient ruby is stolen from the British Museum. At the crime scene: a crows feather. Is anyone trying to follow in the footsteps of the Raven, the legendary master thief who disappeared years ago?

Agent Anton Jakob Zellner finds himself in the midst of the kind of mysterious murder he has only known about by reading his favorite detective novels. Nothing is what it appears to be. Everyone has something to hide. And the Raven is always one step ahead ...