In the imperial family, love and power, affection and heart are often difficult problems that cannot be solved at the same time. Shen Yuehua, a calm and intelligent woman, broke into this turbulent palace because of her medical skills and beauty. And the relationship between her and Li Muchen seemed destined to be a deep and difficult love. Two interdependent hearts, under the illumination of the cold moon, are gradually ignited by each other's emotions. Faced with a series of palace intrigues and family power struggles, can they give up their obsession with each other and make the right decision?