After a young woman is found murdered, newly promoted Detective Chief Inspector Paul Banham and his partner, Detective Inspector Alison Grainger, are brought onto a horrifying case. The victim bore an uncanny resemblance to Marilyn Monroe and, as more lookalikes are targeted, a pattern begins to emerge. Finding themselves in the pressured spotlight of a national inquiry, Banham and Grainger are dragged into a world of drug dealing, vice, firearms and people-trafficking - with a merciless killer on the loose and time running out...