Komari Sano's (Suzu Hirose) parents ran a small Tokyo factory that manufactured aircraft parts. With her parents' influence, Komari dreamed of becoming a pilot. During World War II, Komari became an orphan and lived with her aunt..After the war, all aerial activities were initially banned in Japan. After long negotiations with the Supreme Commander of the Allied Powers, Sizuo Matsuki, who is the security chief of Civil Aviation Bureau, finally launched Japan's civil aviation. Komari applies for the position of a cabin attendant.