Who is Mr Gu Yue?

A fairy in "Xuanyuan Sword" broadcasted around Mango Taiwan in summer turned out to be a fox in Tianshan Mountain. The underworld invaded the world, helped justice and became the emperor of the earth. Later, he helped the next earth emperor save the world. She and the queen of the Yi nationality are lovers, and once sealed the mirror in the palace of the Yi nationality to protect the youth of the Yi nationality forever.