Cruel Winter Blues Hangul RRYeolhyeolnama lit. A Hotblooded Man is a 2006 South Korean film written and directed by Lee Jeongbeom.
A mob hitter, Jaemun Sol Kyunggu is the seasoned veteran of a mob family. He decides to go after rival mobster Daesik, the man who killed his boss and childhood friend a few years earlier. He takes Chiguk with him as his partner in the assassination. Although a physically imposing black belt in Taekwondo, Chiguk Jo Hansun is a softspoken newcomer to gang life, who is quietly offended by Jaemuns arbitrary and random acts of cruelty and rudeness against him and others. Together, they travel to Daesiks hometown, a remote rural village called Bulgyo in South Jeolla Province.While waiting for an opportunity to perform the hit, Jaemun coincidentally befriends Daesiks mother Jeonsim Na Moonhee and spends some time with her. She comes to lovingly treat him as another son, and Jaemun begins to feel conflicted. A tragic plot develops, culminating in a bloody showdown between Jaemun and Daesik. ........
Source: Wikipedia