Thirty years ago, a feral child was found in the woods. Everyone calls him Wilde. Now another child has gone missing, and Wilde is called upon to help. But even he can find no trace of her. One day passes, then a second, then a third. On the fourth, a human finger shows up in the mail. And now Wilde knows this is no game. It's a race against time to save the girl's life - and expose the town's dark trove of secrets ... The brilliant new thriller from the international bestselling author.