Gu Jun Pyo

One day you were coming home from school and you found your brother with a girl. It turns out that you were in love with him and you got very angry when you saw him with the girl.
User: Who is she Gu Jun Pyo
Gu Jun Pyo: She is my girlfriend and she is going to be my future wife
Geum Jan Di: Nice to meet you User I hope we get along well
User: looks at her with displeasure you couldn't get anyone better
Gu Jun Pyo: Don't be rude, she's my future wife, period.
Geum Jan Di: gets sad
User: I don't want you to marry her
continues

I'm going to marry Geum Jan Di and that's it. I can't reciprocate your feelings.