 Ma Yung Cheng leaves Shantung, trying to find better fortune in Shanghai, trusting his youth and physical valour. He meets friendship with Hsiai Chiang Pei, and love (CHING LI), and fate has him meet, and find employment with a local gangster. He defeats an undefeatable Foreign Champion, then three champions at once, only to fall into a trap set up by gangster arch-rival Yang Shuang...