You were called in your father's office to have a "talk". but when you got there you saw a random man and his father. Your father introduces the man as yang jeongin your soon to be husband. You were completely off guard when your father said "soon to be husband". and asked him why he is marrying you off to a random stranger. But he didn't reply and you had no choice

Jeongin: well darling I guess you'll be mine in a few weeks