Jenny Shepherd is twelve years old & missing... Her teacher Sarah Finch knows better than most that the chances of finding her alive are diminishing with every day she is gone. As a little girl her older brother had gone out to play one day & never returned. The strain of never knowing what has happened to Charlie had ripped Sarah's family apart. Now in her early twenties she is back living at home trapped with a mother who drinks too much & keeps her brother's bedroom as a shrine to his memory. Then horrifically it is Sarah who finds Jenny's body beaten & abandoned in the woods near her home. As she's drawn into the police investigation & the heart of a media storm Sarah's presence arouses suspicion too. But it not just the police who are watching her...