DI Anne Travis and DCI James Langton are racing to catch not one but two murderers. . . before the killers catch up with them. When her boss DCI James Langton is horrifically injured, DI Anna Travis plays a major part in his rehabilitation. Langton was working to solve the murder of a young prostitute, the suspect an illegal immigrant. Anna is working on another murder case and gains enough evidence to send the killer down for twelve years. Two separate cases. . . which become unexpectedly linked as suddenly Anna finds herself under threat from Langton's assailant. In fear of their lives, she and Langton, still nursing his terrible injuries, embark on a dangerous journey - one with frightening and violent consequences.