A boy and a girl grow up together. He is the son of a noble family, and she is a princess. For some reason, she has to become his palace maid. Her mother accidentally killed his father, so his mother forbids him from associating with her. Years later, the girl's younger sister takes the throne, but the girl and the boy are too far apart in status to be together, so they can only keep their relationship quiet. In the end, she dies.
