YU Pi-hsia, mother of three children asks for a favor from CHANG Nieh-tien to save her husband in jail. When YU’s husband is killed, she is forced to marry CHANG. The three children are raised by their uncle, who treats them as his own. Their aunt, however, treats them like slaves. When the uncle discovers she is having an affair, he kills his wife and her lover. Before turning himself in, he reveals to the three children their true identities and tells them to find Da Fu Temple and learn kung fu. The three children begin a journey of revenge and rescue.