Former FBI agent Ray (Chiwetel Ejiofor) is haunted by the unsolved murder of the daughter of his good friend and former partner Cobb (Julia Roberts). At the time, Ray and Cobb apprehended a suspect, Marzin, who was an informant during a counter– terrorism investigation while the nation was gripped by fear. Due to his importance in that plot and the fact that his confession was extracted under questionable means, Marzin was eventually released and Ray lost sight of him...until now. Ray returns to Los Angeles and must confront his past, including Claire (Nicole Kidman), with whom he had a working relationship and unrequited love. As Ray inches closer to solving the crime, he uncovers a shocking truth that will shed a terrifying new light on past events.