In Dongxuan Continent, the spiritual energy revives, and the little man Lu Xiaoxian is involved in the chaos of the Three Realms for no reason. Because a mythical beast claiming to be "Fat-Headed Fish" was picked up at the entrance of the village, it was chased by the decent, demonic and demon clans. Learn from the weird old man in white, get to know Su Qianqing, Long Sanshao and others, pass through Lingshan, Xiaoyao City, Demon Realm, Demonic Abyss... All the way to hilarious practice, battle of wits and courage. The protagonist team sticks to their original aspirations, resolves crises with humor, and unearths the dust-laden secrets of the world: It turns out that the catastrophe in the Three Realms was caused by the "Divine Chess Game". Lu Xiaoxian and other small figures unite all living beings, face fate with a smile, finally break the chess game, protect the peace of the three realms, and retire with success. The whole book takes adventure and growth as the thread, constantly advancing the rhythm, making the story ups and downs, with jokes and warmth coexisting.