Eighteen years ago, Billy Peters disappeared. Everyone in town believes Billy was murdered—after all, serial killer Arnold Avery later admitted killing six other children and burying them on the same desolate moor that surrounds their small English village. Only Billy’s mother is convinced he is alive. She still stands lonely guard at the front window of her home, waiting for her son to return, while her remaining family fragments around her.But her twelve-year-old grandson Steven is determined to heal the cracks that gape between his nan, his mother, his brother, and himself.