During the Zhenguan period of the Tang Dynasty, the Turks were in decline and their prosperity was approaching. However, there is a group of mysterious forces in Jiangling who want to realize their wish to overthrow the Tang Dynasty and restore the Sui Dynasty with the help of the evil Dark Soul Stone. The power of the Dark Soul Stone is unmatched by anyone, and only a strange person with a spiritual seal can suppress it. After learning about the conspiracy of the mysterious forces, Ye Chuyao, who works at Yunlai Inn, decided to find these strange people to destroy the evil things. At the same time, Mi Sheng, the secret envoy of the Tang Dynasty, was also running around to prevent people from being ruined. As the two of them meet, a thrilling and tortuous journey, and many past events buried deep in their hearts will be revealed one by one.