A woman who is neither a chivalrous nor a chivalrous woman, the granddaughter of Suksaha, Yehenala Yun'er, does not harbor hatred in her heart because of her grandfather's death. She always remembers to forgive. Tuhai's son Wulin is her fiancé, but her heart has already accommodated another woman who entered the palace as a concubine. Under his unruly appearance, she can never let go of the beauty in the palace. During the San Francisco Rebellion, they followed Zhou Chang in persuading Wang Fuchen to surrender. Yun'er sacrificed her life to save Wu Lin, but he never forgot her! When they meet again, Yun'er has become the emperor's concubine. How should he deal with it? And how will Yun'er deal with their feelings, the hatred between the sisters, and how to survive step by step in the deep palace... Kangxi personally conquered Galdan, and Yun'er accompanied him. He didn't want Suo'ertu in the capital to rebel, and the army was short of food and grass. The plague was spreading, the emperor was sick, and when life and death were at stake, who could turn the tide...