On an ordinary night, beautiful stewardess Jenny (Mercedes Masöhn) and her friend Paula (Bre Blair) boarded Sky Airlines Flight 318 to Kansas for a seemingly ordinary flight mission. As always, this small plane was filled with all kinds of passengers. Jenny served the passengers patiently and kindly, but she didn't know that danger was approaching. During the flight, an obese passenger had an abnormal demeanor. After vomiting all over Jenny, he rushed to the cockpit frantically and asked to get off the plane. There was chaos in the cabin, and in desperation, the plane had to make an emergency landing at Los Angeles Airport. During this process, Paula was also bitten by the fat man and was in critical condition. The crew members and passengers arrived at Los Angeles Airport, but found that the huge airport was empty. They seemed to be imprisoned in an isolated area by the world...