The film is an adaptation of a story in Chinese mythology (in particular, the epic fantasy novel Fengshen Bang) about the warrior deity Nezha. After a gestation period of 3.5 years, Lady Yin, the wife of General Li Jing, gives birth to a flesh ball, which becomes a lotus flower, from which Nezha is born. Nezha is born able to walk and talk, and is taken on as a student of the immortal Taiyi Zhenren. The Dragon Kings of the Four Seas, tired of being peaceful, have become cruel and destructive,...