Twilight of the Warriors: Walled In

九龍城寨之圍城

Also known as เมืองพญายมปิดบัญชียมบาล, Jiu Long cheng zhai: Wei cheng, 九龙城寨之围城, Gau2lung4sing4zaai6 zi1 Wai4sing4, 九龍城寨．圍城

“Don't cause trouble in the Walled City.”

In 1980s Hong Kong, troubled youth Chan Lok-kwun, a mainland refugee, struggles to survive in the Kowloon Walled City by joining underground fights. Betrayed by crime boss Mr. Big while trying to buy a fake ID, he steals drugs from him and seeks refuge in the Walled City, where he encounters Cyclone, a compassionate yet authoritative crime lord.