The secret martial arts of Danei Treasure's martial arts book "Sunflower Book" was stolen.The eunuch in charge of the East Factory, Gu Jinfu (played by Liu Xun), led thousands of households Ouyang Quan (played by Zhang Xueyou), and others to go south to investigate and resign from the Jinyiwei Lin Zhennan, and at the same time, he accepted the "Five Mountains Leader" Zuo Lengchan (played by Yuanhua) to support him.The great disciple of Huashan School, Linghu Chong (played by Xu Guanjie), and his junior sister Yue Lingshan (played by Ye Tong), were ordered by his teacher to reinforce Lin Zhennan. However, they were not strong enough. They received Lin Zhennan's will and then escaped. The two met Liu Zhengfeng (played by Wuma), the elder of the Sun and Moon God Sect Qu Yang (played by Lin Zhengying), and the Huashan School, and were circulated to receive the music score of "The Smiling Proud Wanderer" and the Nine Swords of Dugu.All the people gathered in the Miao people's territory for the "Sunflower Book". Ouyang Quan and Zuo Lengchan were competing for the achievements, so they pretended to be Lin Pingzhi and sneaked into the Huashan School.Linghu Chong met Ren Yingying (played by Zhang Min) and Lan Fenghuang (played by Yuan Jieying), and was helped by Qu Yang's relationship.Gu Jinfu and Yue Buqun fought for "Sunflower Book". Linghu Chong couldn't bear to be implicated and used the Dugu Nine Swords, and then realized the true meaning of "Smiling, Proud Wanderer".This film is adapted from Jin Yong's novel of the same name.