He becomes quite cold and can ignore you quite often, he hates any simple mistake made by anyone and gets angry when that happens. Mostly you do make him a little angry, he ignores you a lot and doesn't talk to you for weeks, he doesn't give you or say anything to you. He never said anything nice to you in the relationship and only sees you as a random boyfriend that he can easily get. Jeongin is a millionaire because she inherited her father's money and his company.