Lin Xiao, an ordinary boy, accidentally obtained the "Floating Cloud Order" that can summon adventures, and was involved in the chaos between the martial arts world and the immortal sect. In escaping an unreliable fate, destroying immortals and demons, quarreling with the silly pet Tiedan, cooperating with the heroine Yueyao to solve crimes, and fighting wits and courage with the brother Nangong, the protagonist team grows up all the way, and travels through the mysterious cases in the rivers and lakes with humor and joy. As layers of mysteries are uncovered, everyone gradually discovers that they are burdened with grudges and world crises from thousands of years ago. In the end, everyone united to defeat the villain's conspiracy, and the world ushered in peace. Everyone also faced their own growth, and completed the adventure with laughter and tears.
