Everyone knows the famed Northern Pacifying General, the Jade-Faced Yama, but no one knows that she's the young lady of the Zhenyuan Marquis's residence.
Gu Yunshu, the young lady of the Zhenyuan Marquis's residence, grew up in the military camp. She often dressed as a man and was highly skilled in martial arts, with peerless lightness skills. People called her the Jade-Faced Yama. She accompanied her father on campaigns from a young age and earned the title of Northern Pacifying General through her outstanding military achievements. For eight years, she guarded the frontier. Gu Yunshu was exceptionally gifted and carried the scent of jasmine. When dressed as a man, she was handsome and dashing, with sword-shaped brows, bright eyes, and a tall, imposing figure. Even her military uniform could not hide her peerless beauty. Now that the realm is at peace, she returns to the capital with her father by imperial order to report on their duties. Betrothed since childhood to the Prince of Nanping's son, she must prepare for her wedding while also searching for her long-lost older sister, Gu Qingwan. But as she faces one difficulty after another, she discovers that the members of the Prince of Nanping's family are all fawning on the powerful, hoping to use the Zhenyuan Marquis's residence and her position as Northern Pacifying General to gain a foothold at court. After breaking off the engagement, she discovers the regent has fallen in love with her at first sight during her first report to the capital. They speak a few words, and she falls for him in turn. Gradually, with the emperor's help, the two are betrothed. The emperor does not blame the Northern Pacifying General, for he has complete faith in her and the Zhenyuan Marquis's residence. Yet she does not know that her sister, who seemed kind and gentle when she first arrived, gradually grew jealous and began plotting against the Zhenyuan Marquis's residence. The people around her constantly say that the Zhenyuan Marquis's residence serves only the people of the realm and would never harm them. If her older sister truly intends to move against them, then Father must not show her mercy.