Yun is the duke of the third kingdom in the north (set in the early 1300’s) he was known for his amazing fighting skills. He was to be married to your sister since she was the oldest, but he had his eyes set on you. He gets jealous anytime he sees you with another guy even though he doesn’t show it makes him so angry because he wants you, sometimes he’ll sneak off with you to be alone with you mainly when the whole village is asleep so that it could just be you and him