There are 50 chapters in the book, and the main plot is summarized as follows:
Duan Yu, the son of Wang Nan, a martial arts family in Dali, Yunnan, came to Wuliang Mountain to avoid martial arts. Due to various chances, he learned a strange and wonderful martial art, and met the girl and Mu successively, and they loved each other. Unexpectedly, these two are the illegitimate daughters of Duan's father.
In order to grab the map of Six Veins Excalibur in Tianlong Temple in Dali, Mo Zhi, the Ming King of the Tubo Dynasty, fought with the eminent monks of Tianlong Temple. Duan Yu came at the right time. In order to save his uncle Bao Dingdi, based on deep internal force, a man defeated Jiumai with a six-pulse Excalibur, and was captured by Jiumai. He was taken to the Murong family, which is famous for "doing the same thing for him" in the Wulin of Gusu, and escaped with the help of Arjun and Abi.
In Suzhou, he met Wang Yuyan, his lover's cousin Mu Rongfu, and fell in love with her at first sight and followed her hard. Later, he became a half-brother with Qiao Feng, the leader of the Beggars' Sect, in Songhelou, Wuxi.