The Progenitor, Cheng Yang, Cheng Jen and his brother, Chung Yin-Chiu tried all means to acquaint with the “Yin Yang Separate Body Style”, which was the most powerful Taoism Kung-fu of Yin Yang Tang. One day, Student, Ko Sheng practiced the style secretly. Since his basic Kung-fu training was not well-established, he made his soul separated from the body. At the most critical moment, he was saved by Yin-Chiu. The leader of Tien Wu Men, Master Fu Luen wanted to rule over the community by force, bitterly practiced the “Tzu Yin Wicked Style” kung fu. He controlled Kuan Shih-Chung by using poison and ordered him to get the urea of children and women's placenta for him to practice...

Four heroes embark on a secret mission for Dr Sun Yat Sen's Nationalist Guard. Relentlessly pursued by the warriors of notorious Warlord Yue Sai Hoi, they have seven days to reach the Lo Yang Pass with their secret cargo.