Special Agent Teng Qingshan, betrayed by his organization and with his wife tragically killed, seeks revenge as a master of Xingyi Quan (Chinese martial art). After his death, he is reborn in the martial-centric land of Jiuzhou. In this life, with the abundant spiritual energy of the world, Teng Qingshan continues to practice Xingyi Quan and gain insights into the way of martial arts. He fights beasts, defeats mountain bandits, and protects his hometown, while also teaching the Tiger Form Fist to the villagers of Tengjia Village. As he grows, Teng Qingshan joins the Black Armor Army under the Guiyuan Sect and becomes a pivotal figure in the army through his experiences. Despite his goal of reaching the peak of martial arts, Teng Qingshan gradually becomes entangled in the complex intrigues and conflicts between the Guiyuan Sect and Qinghu Island.