A Pit Viper

Kal Ma-Ryong (Hwang) is targeted by a band of swordsmen and fighters, all who were involved in the brutal tragic end of his mother years ago. Ma- Ryong defeats and terminates the leader of the goons, Cheon-Su. However, Cheon-Su has a wife, Mu-Nyo, and a young son, Il-Pyung. When Mu-Nyo and Il-Pyung find an injured Ma-Ryong in an abandoned house in the mountains, they assume he was one of Cheon-Su’s men and decideto nurse him back to health.
(Source: IMDB)