Li Yuanbao was originally the eldest brother of the small and humble sect Lingjian Sect. He waited for death by relying on his mouth and his ability to make people laugh. Unexpectedly, the sect undergoes sudden changes and is involved in a dispute for hegemony. With his bad friends, weird spiritual beasts and partners with different personalities, he laughs all the way into secret realms, fights demons, and turns the tide. In a journey full of humor and danger, Li Yuanbao gradually reveals the truth about his life experience and ancient mysterious powers, and finally leads everyone to break through themselves, save the five worlds, and gain true growth, friendship and love. The structure of the book is compact, and each adventure is both funny and fantastic, yet has a passionate climax, with laughter and tears mixed in, and a happy ending.