Who was Zhu Ziguo Lun's previous life?

West cool king. The TV animation Bao Zhuzi is adapted from Bao series games. In this animation, Guo Lun's previous life was the King of the West Cool. This animation is a TV animated feature film of the same name directed by Kunihiko Yuyama, written by Hideki Sonoda and Gao Qiao, and voiced by Rica Matsumoto and Sadakazu Tanigaki.