The Water Monster

It tells the story of Shui Sheng, the male protagonist who witnessed his father being killed by the "water monkey" monster when he was young. Ten years later, the water monster reappeared and killed the younger brother and father of the heroine Xiang Lan. In order to save her, Shui Sheng launched a fierce battle to break feudal superstitions and to catch the water monster.
(Source: Baidu)
~~ Adapted from a Chinese folklore.