In her previous life, Luo Xing was the eldest daughter of Prince Jing and was sent to the palace as a maid hired by the second daughter Luo Sang. Because she looked exactly like the former empress Shangguan Wanyu, she was favored by Emperor Sima Nan. However, she was framed by Luo Sang. When she was dying, she realized that she was the eldest daughter and Luo Sang was just a concubine who had been replaced by a servant. Luo Xing came back again and took revenge.