A terrorist incident occurred at the airport of an industrial city in the American Midwest. Claire, a member of the NGO, rushed to the scene and found a zombie among the passengers. However, it was too late. After a security guard was bitten, the infection gradually spread among the passengers and staff. The people at the airport fell into panic and chaos. Then, a plane that had already taken off made an emergency landing and crashed into the airport terminal. It turned out that all the passengers and crew members who came down from the plane had become zombies.