She accidentally entered Penglai Island and became his disciple. However, she had a new intention, but he cut off the relationship with her in order to cultivate Taoism and eliminate demons, so they had no fate. After she died in the battle, he found that he had fallen in love with her without knowing it. In a hundred years of reincarnation, he went against the will of heaven, but made her die several times. Four hundred years later, she became the princess of Mu Kingdom, but due to various reasons, she lived abroad and became Ye Wu'er, the third princess of Prince Zhan's Palace, and became his disciple again. For love, hatred and country, they join hands in adventure...