The sixth book in the Tom Thorne series, from bestselling author Mark Billingham.A MISSING BOYTeenager Luke Mullen was last seen getting into a car with an older woman. No one can understand why he has disappeared. His father - a former police officer - knows all too well that the longer he is missing, the more likely he is to turn up dead. A TERRIFYING VIDEOThen Luke's parents receive an anonymous video. It shows their son, eyes wide with terror, as a man advances towards him holding a syringe. A RACE AGAINST TIMEDI Tom Thorne recognises a psychopath when he sees one. And the scene on the tape chills him to the bone - he knows that a child's life hangs in the balance, and that every minute counts...__________Read what everyone's saying about the heart-racing Tom Thorne series:'Literary superstar' Mail on Sunday'Ingenious' Guardian'Ground-breaking' Sunday Times'Mark Billingham gets better and better' Michael Connelly'A cracking read . . . I couldn't put it down!' Shari Lapena'A damn fine storyteller' Karin Slaughter'Twisted and twisty' Linwood Barclay'One of the most consistently entertaining, insightful crime writers working today' Gillian Flynn'The next superstar detective is already with us. Don't miss him' Lee Child