He was once a demon king and fell into the human world for her.
She, once a fairy, suffered all kinds of torture for him.
In his first life, he was born as a prince, but died at the hands of her, who was reincarnated as a princess of a foreign country.
In his second life, he was born into a wealthy businessman, but he was torn between love and hate between her and his family.
In the third life, the two faced a national crisis together, but they were in the same camp but had many misunderstandings.
After three lives, can they remember their past? Will they miss each other or embrace each other?