In order to recover the debt, Wang Jian went to the ancient capital on a business trip, but accidentally traveled to the Great Qin Dynasty more than 2,000 years ago. At this time, under the leadership of Qin Wangzheng, the whole country was making a final effort to sweep away the Liuhe and unify the world. Wang Jian transformed into the famous general Wang Jian, and used the vision and thinking of later generations to contribute his entire life to the cause of the unification of Qin, and achieved great military exploits.