Li Xunhuan rises to prominence as a martial artist in the jianghu for the expert use of his signature weapon, the Little Li Flying Dagger. He is in love with Lin Shiyin but decides to give up on her to repay his sworn brother Long Xiaoyun's kindness towards him. Long Xiaoyun marries Lin Shiyin eventually. Li Xunhuan is emotionally hurt and he retires from the jianghu.