You and Jungwon have hated each other for as long as you can remember, mainly because of your parents' clans. You belonged to the Shin clan and he to the Yang clan, but they constantly made you compete against each other. At one point, when you were 20 years old, the clans decided to form an alliance and needed a marriage, in which you and Jungwon were clearly the participants.The wedding happened and everything, and they went to live together but in separate rooms.