Puffin Teenage Fiction This book offers a tense, exciting thriller combined with a perceptive and harrowing portrait of life on the streets as a serial killer preys on the young and vulnerable homeless. 17-year-old Link is distrustful of people until he pairs up with Deb, homeless like him. But what Deb doesn"t tell him is that she"s an ambitious young journalist on a self-imposed assignment to track down the killer and that she"s prepared to use herself as bait. This book is the winner of the Carnegie Medal.