The borders of the Dajing Dynasty were unstable, Beidi invaded frequently, and the court was divided into two factions: the main war faction and the main peace faction. The heroine Zhao Huazheng is the emperor's favorite Princess Zhaohua. She was raised in a deep palace since she was a child. She is smart and smart but knows little about the dangers of the court. Because she accidentally heard about the tragic situation at the border, she insisted on going to the border to work in person, hoping to see with her own eyes "what war is like." The male protagonist Xiao Che is a Zhenbei general who was born into a general. He became famous at a young age and has a cold and hard temperament. He hates court etiquette and is especially disgusted by the royal family members who were raised in a greenhouse and dictated military affairs.