The story takes place in a medium-sized city in China. Since the reform and opening up, people have paid more and more attention to the significance of physical fitness, and martial arts schools have become more and more popular. In the local Wuxing Hall and Bade Hall, they are the leaders in the industry, and the two hall owners are also very good friends. Everything was fine at first, but later the two hall owners fell out due to the loss of the competition. Ning Xiong, the master of the Wuxing gym, has a dominant martial arts family. Ten years later, Ning Xiong's daughter Ning Bai slowly grew up, and Ning Xiong also accepted his direct disciple Liu Yilai to succeed him. However, not long after, Mu Qing's son Lou Qing returned with revenge and broke the peace again.