At the end of the Great Xia Dynasty, the princes separated themselves and annexed each other. The prince Feng Zheng took Jingzhou where Wang Rou lived and unified the northern forces. Then he led his troops south to attack Li Rong, who had unified the southern forces, with the intention of ending the troubled times. However, he was defeated by Li Rong's Confucian general Zhao Han and retreated to the north. The two sides faced off across the river, and Feng Zheng failed to complete the great cause of reunification throughout his life. And with Wang Rou's time travel, everything will be different...