A Calamity for Two Dynasties: I'll Destroy Your Liu Song Empire

[Political Scheming + Revenge + Palace and Household Intrigue + Seizing the Throne + Punishing Scum]

Her biological parents were murdered, and the parents who loved her as their own were also driven to their deaths.

Revenge is all Yin Changru has in her heart. Nothing else matters.

She carries out her revenge plan step by step, manipulating the Crown Prince into murdering the emperor and usurping the throne. She succeeds spectacularly.

Changru can even smile as the one she loves kills her.

But she was the Crown Princess, the Empress, and the new emperor's consort.

A ruinous beauty who brought disaster to two dynasties, she leaves the Great Song on the brink of collapse.

[Sweet romance at first, but the heroine stays clear-headed + palace and household intrigue in the middle + after plotting to seize the throne, she is tormented until she's utterly broken]