There is an old, empty house in Devil's Cleave, a deep gorge that leads from the high moors down to the harbour village of Hollow Bay. The house is Crickley Hall and it's large and grim, somehow foreboding. It's rumoured to be haunted. It's thought to hold a secret. Despite some reservations, the Caleighs move in, searching for respite in this beautiful part of North Devon, seeking peace and perhaps to come to terms with what's happened to them as a family. But all is not well with the house. They hear unaccountable noises. A cellar door they shut every night is always open again in the morning. They see things that cannot be real. The house is the last place the Caleighs should have come to, for the terror that unfolds is beyond belief. Soon they will discover the secret horror of Crickley Hall ...