Oxford historian Daniel Kind & his partner Miranda both want to escape to a new life. On impulse they buy a cottage in Brackdale an idyllic valley in the Lake District. But though they hope to live the dream the past soon catches up with them. Tarn Cottage was once home to Barrie Gilpin suspected of a savage murder... Daniel & DCI Hannah Scarlett in charge of the Cold Cases Review Team find themselves risking their lives as they search for a ruthless murderer who is prepared to kill again to hide a shocking secret.