King-Kei Cheng

The sensitive swordsman Cho Yi-Hang is tired of his life. He is the unwilling successor to the Wu-Tang clan throne and the unsure commander of the clan's forces in a war against foreign tribes and an evil cult (imdb)

After getting shot by the cops, Fat Cat is thrown into an asylum, becoming the charge of social worker Bibi. After an accident, Fat Cat was left alone on the streets. He wanders onto an island and ends up with a gruff old man, Ng. (imdb)

When Peter's wife and son are brutally murdered by drug-dealing gangsters, he is determined to track them down and get revenge.