The Yellow Sea is a 2010 Korean thriller film directed by Na Hong-jin. In northeastern Chinese city of Yanji in Yanbian Prefecture, Gu-nam (Ha Jung-woo), an ethnic Korean, or Joseonjok, toils away as a taxi driver. When not working, he is often found at gambling halls. Gu-nam is now in serious debt. His wife left to work in South Korea and promised to send money back. He has yet to hear from her and is tormented by nightmares of her having an extra-marital affair. To make matters worse, Gu-nam is fired from his job and debt collectors take most of his severance pay.