The ferociously readable, #1 bestselling crime thriller that led to the much-loved ITV show…‘Wholly satisfying’ Ian RankinYoung girls are disappearing nationwideDr Tony Hill sets his team a task: find a link between the cases.Only one officer comes up with a theory, but it’s too wild… that is, until one of their number is murdered and mutilated.Tony has started a game – one where hunter and hunted can all too easily be reversed. He has baited an aggressor whose charming manner hides a warped and sick mind…When a killer is hiding in plain sightWho can stop them?‘Truly frightening’ The Times‘Sly and sophisticated, weaving the mundane with the stomach-churningly depraved’ Express