Southern California, 1986. Detective Ben Wade has returned to his hometown for a quieter life and to try to save his marriage. Suddenly the peaceful community finds itself at the mercy of a serial killer, who slips through windows and screen doors at night, shattering illusions of safety. As Ben and forensic specialist Natasha Betencourt struggle to stay ahead of the killer - and deal with painful episodes in the past - Ben's world is rocked again by violence. He must decide how far he is willing to go, and Natasha how much she is willing to risk, to rescue the town from a psychotic murderer and a long-buried secret.