The Miller family seems to have the life that everyone dreams of: a mansion, a sports car, and a happy family. On an ordinary day, the beautiful wife Sarah (Nicole Kidman) welcomes her husband, the successful diamond buyer Kyle (Nicolas Cage), who is returning home from a business trip. At the same time as Kyle returns home, his adolescent daughter Ivory (Liana Liberato) sneaks out of the house to attend a party at a friend's house without telling her parents. But there are unexpected events. A group of four robbers broke into the Miller family and kidnapped the couple to rob them. Ivory returned home from the party and unfortunately ran into the tragedy happening at home. Faced with the crazy robbers, how will the Miller family resolve the crisis? Will they be safe? And are there any unknown conspiracies and dirty secrets behind this seemingly ordinary robbery?