To transplant myeloid to his daughter, Scientist Nolan Young takes a plane to return home with his wife Caroline Green. But an explosion occurred on the plane and Nolan entered the time loop. In order to save all people on the plane, Nolan begins to look for the murderer who planted the bomb so that he can stop the explosion. However, no one believed him. After experiencing explosion after explosion, Nolan is getting closer and closer to the truth. What would he do next?