Tae-hun causes trouble for the his unit with his antics. He does not take much seriously until a dogfight leaves a pilot dead and another missing. Tae-hun and the other members of his unit launch a rescue mission to prevent a war from breaking out.

Captain Gang has died in a test flight accident. Dae-ik discovers a huge corruption scandal while trying to determine the cause of death. He reports it to journalist Jung-sook, but things changed in unexpected ways.

South Korean Air Force pilots engage in perilous missions against Communist North Koreans during the Korean War.

In 1920, a combat flight training school named "Willows" is founded in California. People who want to fight for Korea’s independence from Japan gather at the school. Their mission is to bomb the palace of the Japanese emperor. The pilots’ ardent desire for Korea’s independence grows, but as they prepare for their mission, a spy in the school ruins their plans. However, KIM Ja-jung and the other pilots manage to get on board for what will most likely be their last flight.