![Kwangdong Viper](https://image.chilimovie.com/public/en/300px/20210129/vbn8p1UAKLEniiUutoBwWDabwIV.jpg)
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After witnessing the brutal murder of his mother, Ma-ryong grows up intent on revenge and sets out to become a master of martial arts. When Ma-ryong kills his mother’s murderer, Il-pyung, the son of Ma-ryong’s enemy, seeks a master to learn how to fight. Ma-ryong and Il-pyung form a bond as master and apprentice leading to an inevitable showdown.