The young Hua Guang and his mother Ziduo depend on each other on earth. One rainy night, Zituo was taken by a mysterious monster, the young Huaguang was saved by the celestial palace fairy, and told that the monster who caught his mother was the legendary demon king and ghost fire. In order to save his mother, Huaguang worshiped the fairy Longrui to practice painstakingly, after life and death, and finally learned. Hua Guang in search of demon to save her mother, accept Qiankun pagoda, fight wind and fire two strange, all the way down demon Voldemort, finally found the whereabouts of demon king ghost fire, but did not expect, they have already been involved in a dangerous three worlds in the sky plot....