The film tells the story of a small group of the Korean People's Army, led by Hakcheol Lee, deputy chief of the reconnaissance division, which went behind enemy lines.

The film tells about the life and struggle of the Korean peasants living on the Phundekber plain, near the 38th parallel, against the Americans and the Lisinman people. The film is set in 1950.

The concert film, which includes performances by amateur performers, as well as famous artists from North Korea, includes folk songs and dances.