Set in the 1980s, troubled youth Chan Lok-kwun accidentally enters the Walled City, discovers the order amidst its chaos, and learns important life lessons along the way. In the Walled City, he becomes close friends with Shin, Twelfth Master and AV. Under the leadership of Cyclone, they resist against the invasion of villain Mr. Big in a series of fierce battles. Together, they vow to protect the safe haven that is Kowloon Walled City.
Genre: Action, Crime, Thriller Actors: Aaron Kwok, Alex Lee Yip-Kin, Cecilia Choi, Chu Pak-Hong, Chung Suet-Ying, Clifford Tsang Man-Wai, Deon Cheung, Fish Liew, Frank Liu Zong-Ji, Gallan So Chi-Chiu, Giselle Lam, Ivy Pang, Jimmy Wong Wa-Wo, Jonas Cheung Chi-Hang, Jozev Lau, Kam Loi-Kwan, Kenny Wong Tak-Ban, Lai Tsz-Chun, Lam Wai Nin, Law Wing-Cheong, Louis Koo, Mak Ka-Ho, Man Kit Cheung, Pang Hoi-Kwan, Philip Ng, Raymond Lam, Richie Jen, Rodney Wong, Sammo Hung, Samson Tsang Chung-Yuen, Sean Wong Tsz-lok, So Wai-Nam, Stanly Ma, Terrance Lau, Tony Wu, Vincent Tam Yu-Hong Directors: Soi Cheang Production: Entertaining Power, HG Entertainment, Lian Ray Pictures, Media Asia, One Cool Pictures, Sil-Metropole Organisation, Tao Piao Piao, Zhejiang Hengdian Film Production