After leaving the police force, former officer Tom Brook lives an idyllic existence with his wife on the ruggedly beautiful northern coast of Wales. However, when a shocking crime breaks, Tom's life is turned upside down. This murder bears a shocking resemblance to a series of crimes he investigated years ago perpetrated by a serial killer called the Crow. Tom is drawn into a dangerous game of cat and mouse as he fights to track down the murderer and keep his family safe.