After the Xuanwu Gate Incident, Li Shimin (played by Zheng Guolin) ascended the throne, but the remnants of the Sui Dynasty and the army left by the Eighteen Anti-Kings were still stirring up trouble in the Northern Desert and endangering the people.A group of young generals such as Luo Tong (played by Zhang Rui), Cheng Tieniu (played by Zhang Weijian), Qin Huaiyu (played by Yang Demin) have grown up. Luo Tong won the throne and led the Tang army to fight and swept the Northern Desert.At this time, the Boliao Kingdom raised troops to attack the Tang Dynasty. Cheng Yaojin (played by Zhang Weijian) took charge and recruited soldiers in Longmen County. Xue Rengui (played by Huang Haibing) shed tears and farewelled Liu Jinhua (played by Cai Jingyi) to join the army. In the barracks, Xue Rengui was sacrificed and only acted as a hot-headed army, but he did not give up. With his skills, he made many military achievements and finally got the appreciation of Cheng Yaojin and was recommended as a vanguard general by Cheng Yaojin. Xue Rengui led the Tang army to pacify the Boliao Kingdom.Liu Jinhua waited for her husband in the cold kiln for ten years. After Xue Rengui succeeded, he did not forget his wife and returned to Longmen County, Jiangzhou, Hedong Road to meet his wife and children.At the same time, with the assistance of wise ministers such as Wei Zheng (played by Gao Sen), Changsun Wuji (played by Chen Liangping), Li Shimin worked hard to govern and created the prosperous era of Zhenguan.