June Havens (Cameron Diaz), an ordinary and beautiful car mechanic, could never have imagined that her journey home would become so long and dangerous. At first, she boarded a mysterious flight to her hometown of Boston with many twists and turns. There were few passengers on the plane. June had a good chat with Roy Miller (Tom Cruise), a strange man with a charming temperament who had a brief contact at the airport. It seemed that a romantic and beautiful journey was about to begin, but after just a few minutes, the cabin was replaced by a terrifying and murderous atmosphere. Except for Roy, all passengers and pilots were killed. It turned out that Roy's true identity was a well-trained and extraordinary agent who held an important battery, which became the main reason why a group of traitorous agents were eager to succeed by any means. June may have guessed the ending, but she didn't guess the process at all. In the days to come, she and Roy will travel the world, enjoying the romance and thrills of the journey amidst gunfire and blood...