Nezha, the Demon Boy from the Sequel Comes

In a world of immortal heroes shrouded in clouds and filled with spiritual energy, Taiyi Zhenren holds the magical "Guiding Jiangshan Pen" and performs immortal magic above the clouds. I saw the tip of his pen dancing, the light flickering, and the world seemed to change with it. However, just when the spell was being cast at the critical moment, a sudden strong wind roared past. Master Taiyi swayed slightly and accidentally dropped a brush hair. This pen hair drifted down to the mortal world. After countless years of wind and sun exposure in the world, it gradually absorbed the spiritual energy of heaven and earth, and actually transformed into a strong demon boy. He named himself Yuan Yi...