Ten years after Emperor Yang of the Sui Dynasty achieved great success, seventy-two streaks of black energy rose from Zhongnan Mountain and cut through the sky and scattered into the world. They were the seventy-two clones of the ancient evil black dragon, intending to disrupt the world and arouse public resentment to accelerate the recovery of the original body.
In the same year, Li Changsheng, a junior Taoist from Ziyang Temple in Zhongnan Mountain, and his younger sister Qing Luan were ordered by their master to go down the mountain with Ziyang Temple's most precious treasures such as the Wordless Heavenly Book, the Twelve Spirit Chess, and the Demon Sealed Treasure Box to search for traces of the seventy-two clones of the ancient evil black dragon, and assist the destined man Li Shimin in creating a new prosperous dynasty.
When Li Shimin was short of counselors, Li Changsheng pointed to Fang Xuanling and Du Ruhui who were tied to the carriage behind him and said: Erfeng, these two are the great talents I found for you!
When Li Shimin was short of generals, Li Changsheng bought a black tower-like slave with three taels of silver: Erfeng, don't worry, I'll send you a fierce general!
When Li Shimin hesitated, Li Changsheng picked up the Twelve Spirit Chess and threw it on the board: King Qin, good luck! Do it quickly!
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Many years later, Li Shimin, who finally got his wish and created the prosperous Tang Dynasty, received a report from the eunuch again: Your Majesty, Mr. Changsheng and Miss Qingluan are planning to run away again...