A young man learns the fighting techniques of Sanda from a coach. The two become best friends as the young man prepares to enter an underground tournament, competing against some of the top fighters of the world. Wu Jing,Ronald Cheng,Miki Yeung,Theresa Fu,Siu-Fai Cheung,Ken Lo,Andy On,Timmy Hung,Suet Lam,Xing Yu,Yu Gu,Tats Lau,Sze-Ming Lu,Marco Lok,Shiu Hung Hui,Wong Chun,Pounh Chong Soong,Tung So,Hin-Wai Au,Hudson Leung,Paul Smith,Anthony Carpio,Man-Ching Chan,Tat-Kwong Chan,Richard Epcar,Cash Lee,Jonathan Yat-Sing Lee,Kenji Tanigaki