The Imperial Maiden제국의 시녀

"Common features, the illegitimate child of a self-proclaimed author." Leona, a maid who rose to power with her exceptional intelligence despite lacking a prestigious background. But when the empire, which she thought would be eternal, crumbled under the enemy's invasion, she too met her death by the enemy's sword. A life filled with greed, harming others, and engaging in cunning schemes. Her life was filled with regret, so death was welcome... But she returned. Back to the time when she first entered the palace as a maid. This is definitely a chance to correct the mistakes of her past life. "This time, I will live a life of protecting and nurturing, not harming and taking from others." Choosing the Crown Prince, her political enemy from her past life whom she had dethroned, as the key to changing this life, she served as a maid, and everything seemed to be going well... "Leona, let's leave this place together." Something seems wrong. The secrets of the Crown Prince, who she thought was cold and indifferent, and the truth hidden from the world are revealed, and the shadow of destruction falls upon the empire. (Source: MangaUpdates)