Wei Yunyuan, the second lady of the Xiangguo Mansion, was about to get married when she turned thirteen. However, due to the words of a mysterious Taoist nun, she was betrothed to Li Tiange, the son of Da Sima, who was talked about by everyone in Wang Jing. Unexpectedly, this marriage was already destined. This is the legendary story of Yunyuan and Tiange's two-way development and eventually working together to become a generation of famous generals and princes.