The Doctor's Concubine: Don't mess with the evil princess

Before her rebirth, she was a 21st century secret agent killer. She died mysteriously for unknown reasons. After her rebirth, she was Mu Lanfeng, the youngest daughter of Longyuan Prime Minister. She was a rich lady who was loved by everyone, but was abused to death by servants... Five years later, a miracle doctor appeared in the Miracle Doctor Valley. It was said that she had a pair of skillful hands that could cure all diseases. Her treatment methods were unique and novel, unheard of, and her medical skills were unparalleled in the world, but no one had ever seen her true face... What kind of sparks would be created when the arrogant and unpopular prince met the arrogant her? She was unwilling to live by relying on him alone. She was not someone's appendage! ...