Detective Jack is called out to a body on the South Bank. The victim's hands and feet are bound, her skin badly bruised, her lips crudely sewn shut.Inside the dead woman's mouth is the severed head of a rat.This is the second body in two days.The following night, a third body is discovered in a derelict brewery. The same bruising, the mouth sewn shut, a rat's head inside. This time it's a young man - and he's been dead at least a week.With no witnesses and no clues to who the victims are, Jack's investigation is going nowhere.Then he gets a call from journalist Jonathan Spearing. There's no love lost between the two men - but now Jonathan needs Jack's help.Katie Spearing is missing. She's been gone for two days. And Jonathan just received a text: We have your wife.Jack uncovers a connection between Katie Spearing and the three broken bodies. Now he's in a desperate race against time.