What's the name of Liu Chang's novel?

Gu Yan's Resentment in Nagato: The Rise of Bai Yueguang's Career after the Abolition of Slavery.

After the abolition of Liu Chang, the grandson Qiushui endured in the cold palace for five years, and finally waited for a paper of letters. After she was abolished from the cold palace, she was transferred to Ye Ting as a slave. See the couple, see the door down, see her ex-husband, a generation of kings, Liu Chang frown like frost, heart like iron ... She thought they would never return to the past in this life, but she didn't want to try her best to get her back.