Thousands of years ago, a terrible war burned the entire land. Chi You led the war to all places, and he was eventually defeated by the Yellow Emperor and sealed. However, the ambitious Emperor Qin Shihuang sent cavalry to invade Loulan, looking for the legendary terrible weapon "Soldier Demon God". In a small border town, the naughty and alert teenager Jing Tianming (voiced by Feng Junhua) was accidentally involved in a dispute between the most beloved Mr. Lu (voiced by Cheng Yuzhu) and the mysterious Yin-Yang family. At the critical moment of being hunted, he was assisted by the world's number one swordsman Gai Nie (voiced by Liu Qin) and the young master of the Xiang family Xiang Xiaoyu (voiced by Shen Dawei). Mr. Lu had previously instructed Tianming to send a mysterious object to Loulan, and his encounter with Gai Nie, Xiang Xiaoyu and others undoubtedly brought about a huge change in his destiny. During the Qin and Han Dynasties, the winds and clouds surged, heroes emerged, and Tianming and others witnessed one legendary moment after another...