My Ancestor Is an Evil Cultivator

The declining family Guanyun has two secrets. First, three hundred years ago, their Guanyun clan was the same family as the Zangyun clan of the Dawei royal family. Secondly, three hundred years ago, the saint came to earth and accepted a girl from the Guan Yun family as his disciple. A hundred years later, a phoenix came to the world with a mirror in its mouth and a dead branch in its claws. The hymn goes like this: A bright mirror shines with light, dead trees bloom with spring, and immortals return to their ashes. These two secrets have been guarded by successive heads of the Guanyun family. Until the disaster of annihilation happened...