In this thriller movie with elements of drama the main character is a woman named Claire Summers (Anne Hathaway). She is a grief counselor who is assigned to counsel five people who survived an airplane crash. While talking about the accident, the surviving passengers mention an explosion that the airline company pretends never happened. Later on, Claire falls in love with one of the passengers. His name is Eric (Patrick Wilson). He is the most secretive of all the survivors. Just after falling in love with Eric, Claire's passengers begin to disappear one by one. She becomes suspicious of Eric and decides to investigate the situation herself.