One Blow to Kill (1977)

One Blow to Kill 1977 / 일격필살 1977 / Ilgyeokpilsal

After the liberation, Taekwondo training hall, Hwarang Gwan is revisited by the director, Kim Shi Young and the many other apprentices. When Kim gets shot accidentally, his apprentices swear the revenge. But all of them but Jin Shik get arrested by the left-wing people. Baek Ho makes a timely return to the country and saves the friends and beats down Koznisiv. Upon Baek Ho's action, the left-wing kidnaps Jin Shik's mother and younger sister. At the last minute of the exchange of Baek Ho and the two kidnapped, Chan Ho of the left-wing group who was fed up with the Communism helps them to get through the critical situation. (Source: KMDb)