Li Xiaoyao (played by He Yu), a shop waiter who dreams of becoming a hero, meets Zhao Ling'er (played by Yang Yutong), a descendant of Nuwa, by chance, and teams up with her to search for the Water Pearl that can end droughts in the world. On the way, he meets like-minded partners such as Lin Yueru (played by Xu Hao), a happy enemy, and Liu Jinyuan (played by Li Chuan), a weak scholar. After going through hardships to find the Water Pearl, they smash the shocking conspiracy of the Moon Worshiper (played by Wang Jinsong) who intends to destroy the world.