The final chapter in the terrifying horror/crime trilogy, 'Go To Sleep, ' all questions are answered. The past meets present that changes the future.There is a legend around Clydebank. A killer dead but not buried. A curse on Clydebank. A death curse. A Zach Light curse. They say he died in a shoot-out on top of a hospital roof, falling to his death. His body taken to the local coroners' office but later disappeared. People forget he's out there.....waiting.