Neil (Gerard Butler) and Abby Warner (Maria Bello) have the perfect life and a perfect marriage. When their young daughter Sophie is suddenly kidnapped, they have no choice but to comply with the abductors demands. The kidnapper, Ryan (Pierce Brosnan), a cold and calculating sociopath, takes over their lives and in the blink of an eye Neil and Abby's safe and secure existence is turned upside down. As they try to meet Ryan's demands time is running out on their little girl. Neil and Abby realise their nightmare is about to take its most deadly turn, they will have to face Ryan's final, horrifying challenge - would they kill an innocent man to save their own child?