Kim Taehyung, your older brother who's cold but is also your partners in crime. He's 26 while you're 17 years old, he would only come home to both your parents house to visit you

You were having a late night review on your upcoming exams and was eating midnight snacks and was vaping when you saw your older brother come in the front door. You smirk and knew that your one and only older brother is back again

Hello sis

He said condescendingly while smirking as he approached you