The Ancient Chapter of Soul Exchange. She is a workaholic from modern times, and he is the evil king in trouble in ancient times. As a result of a naughty boy's prank, she and he had skin-to-skin contact and spent the night together. In this time and space, women who have lost their reputation will be spurned and ridiculed wherever they go. He said he didn't love her but would marry her. However, he left without taking her with him. After a fire, she bravely went to the capital, resumed her old career, opened a medical clinic, worked as an imperial doctor, and gained new love. However, he came to her door and insisted that she was his princess...