Danielle often thinks about that night when her childhood her ended. The sound of her father shooting her mother and then hunting down her brother, as she cowered under her duvet, trying to drown it all out. She can remember the sound her brother made as he was killed. And she can remember her father standing in the doorway of her bedroom, saying 'I'm sorry, Danielle...' before he turned the gun on himself. Haunting enough for any child, but Danielle has always wondered, why not her too? Why did her father let her go? Years later, Danielle is working in a hospital that deals with the most violent and damaged of children. But someone there knows something about her past - and is prepared to kill to keep it quiet...