[Machine Translation] His ally is a state-of-the-art jet helicopter. A man stands alone against a great evil! After returning from the Vietnam War, Frank, a member of the Air National Guard helicopter squadron, stumbles upon an incident that leads him to a huge conspiracy involving high-ranking government officials. In this action suspense film, a huge aerial battle unfolds in the skies over Los Angeles over a state-of-the-art jet helicopter developed for security at the Los Angeles Olympics. The climactic aerial battle, which takes place through a valley of buildings, is particularly gripping.