The Unmissable Sunday Times Bestselling Psychological Thriller Would You Risk Your Life To Save A Stranger? A Local Schoolgirl Has Been Missing For Weeks When Margot Lewis, Agony Aunt Of The 'dear Amy' Advice Column, Receives A Letter: Dear Amy, I've Been Kidnapped By A Strange Man. I Don't Know Where I Am. Please Help Me, Bethan Avery This Must Be A Hoax. Because Bethan Avery Is Another Young Girl, Who Went Missing Twenty Years Ago. As More Letters Arrive, Margot Becomes Consumed By Finding The Sender And - Unlike The Police - Convinced That The Girls' Disappearances Are Connected. Solving This Puzzle Could Save Someone's Life - But Could It Also Cost Margot Her Own? 'a First-rate Psychological Thriller. It's Simply Impossible To Guess What's Coming Next' Irish Independent 'terrific - Delivers Suspense, Twists And Smart Writing' Julia Heaberlin, Sunday Times Bestselling Author Of Black-eyed Susans 'haunting . . . This Story Will Stay With You' Jane Corry, Author Of My Husband's Wife 'skilfully Handled. An Accomplished Psychological Twister' Daily Mail