The thrilling new book from No. 1 internationally bestselling author Karin Slaughter, soon to be a Netflix seriesA terrifying act of violence.It takes a split second for your life to change forever. And for Andrea Oliver that split second is a mass shooting in her local mall. A woman whose life is built on a lie.But this shocking act is only the start. Because then, as the bodies fall around them, Andy's mother Laura takes a step forward into the line of fire. A fight for survival.Hours later, Laura is in hospital, her face splashed over the newspapers. But the danger has only just begun. Now Andy must embark on a desperate race against time to uncover the secrets of her mother's past before any more blood is shed.