The Spy Gone North

In 1993, Park Seok-young, an army major in South Korean military intelligence, is assigned a mission to determine whether the North Koreans are adhering to their commitment to cease developing nuclear weapons.

Based in Beijing, Park disguises himself as a businessman, desperate to trade with North Korea, and soon reaches the attention of Lee Myng-woon, a high-ranking North Korean official.

In Korean with English subtitles.