Read The Princess After The Revolution Manga:
"Now, at this place, I punish the last royal daughter of the dynasty and declare a republic.” Princess Lumina died from the revolution. She is reincarnated in Korea with the memories of her previous life and becomes an ordinary office worker. Now that she has done everything she wants in her past life, she wants to live comfortably, but the ties from her previous life appear and inter more.. fere with her company life!