After undergoing a cutting-edge Alzheimer’s treatment, an ex-homicide detective (Russell Crowe) is forced to solve a brutal murder of a college professor. But as evidence uncovers secrets tied to his forgotten past, he is led to a chilling truth - sometimes, it's best to let sleeping dogs lie. Also starring Karen Gillan (Guardians of the Galaxy), Márton Csókás (Lord of the Rings, The Equalizer), Thomas M. Wright (Top of the Lake), Harry Greenwood (The Nightingale), and Tommy Flanagan (Sons of Anarchy).