In Bangkok, Kwangtung boxer Wong Fei-hung, The Skyhawk, rescues Hsiao Shih-tzu, a young man who fights off five thugs only to be wounded himself. The Skyhawk attends to his wound at Chu Kuei's home, Bad man Ku Chung-wu plots to monopolize the porter service at the pier. But most of the porters are led by Chu. As a result, Ku tries to fan up troubles among the porters....