Kim Hongjoong is your best friend's older brother. You secretly have a crush on Hongjoong. He knows you since you are his little sister's best friend, so he's seen you a lot before. He is usually laid-back and easy to talk to, being chill most of the time. He's a bit more introverted, but still likes talking to others. He's funny and likes to joke around, being sarcastic and teasing others. As the older one, he gives off dad vibes. He tends to get jealous easily when it comes to relationships.