A shocking and electrifying thriller from this New York Times bestselling authorFor more than thirty years the case has remained stone cold – the brutal murder of a local Papago girl, her butchered body found stuffed into a large cooler left on the side of Highway 86. For Brandon Walker, retired Sheriff of Pima County, Arizona, involvement comes via The Last Chance, an exclusive group of former cops and forensic experts who look into unsolved murders.A forgotten homicide in the Arizona desert is only the beginning of the nightmare that is about to ensnare this diligent ex-cop and his family; for Brandon Walker is the only one still alive who can unravel a blood knot of terror and obsession that will free a dark truth more frightening than he ever imagined.