King seo is a powerful and wealthy king who has a cold heart,in fear that the Country may fall apart due to his bitterness his mother sets out of find him a partner who will open his heart and save his country. After a grand ball put on for him he meets prince junmyeon,from a small country called exodus. His heart melts the moment he sees prince junmyeon. He never opened up until he met prince junmyeon again,this time with the fate of marriage. But a marriage this perfect always comes with a price.