In the universe, the evil gods from outside the domain covet the Milky Way. Xiao Yuntian, as the ruler of the Milky Way, was seriously injured in the battle with them. In order to investigate the root cause of the conflict between the galaxies, he sealed his cultivation and came to the mortal world. He joined the sect and experienced many challenges, such as conflicts with other disciples, being coveted for his spiritual power, etc.