C1173

Perhaps the reason for following him earlier was because of the Ziwei Sword, or the fog rain, or the Flowless Grass s, or Yun Jinse, or the desolate sky.

For the sake of a divine artifact? For the Nine Hexes? Or was it for Gong Liche?

If it was the Divine Equipment, he would probably follow Qiu Yaqian too. The Nine Hexes were merely the corroborating powers of the Azure Emperor