In the Water Margin, Li Nan becomes Wu Song who returns from fighting a tiger. Knowing the fate of the original novel, he did not want to end up becoming a monk with a broken arm or dying of an illness. After taking office as the capital of Yanggu, Ximen Qing relied on his official backers to frequently cause trouble, and even set up poisonous schemes to get rid of himself by using bandits. In the battle at Evil Tiger Mountain, iron rods slaughtered the gangsters, rescued the captive people, and dug into the dirty deeds of officials and gangsters. Protect his elder brother, protect his family's home, and fight his way out of the decadent Song Dynasty with the power of a tiger.
