What do you do when the man you believe is a vicious killer is being protected by people far more powerful than you? After the frustrating and ultimately unsuccessful hunt for the serial killer known as The Devil, DI Matt Dixon is relieved to be back on his own patch in Yorkshire. That relief is short-lived when he finds himself searching for the kidnapped young daughter of a local MP. After a ransom note is received signed by someone calling themselves The Devil, he begins to think the killer has followed him home and is now making it personal. As the evidence accumulates he finds himself and his small team becoming increasingly isolated in their pursuit of the man they believe is responsible for the girl's death in particularly horrifying circumstances. Before the case reaches its conclusion he will find himself facing the greatest personal tragedy of his life and will be forced to put his own career on the line in order to save those of his two young assistants. During a dramatic total eclipse of the moon he will disover that it is far more than his career that is at stake and will find himself fighting for his life.