Yoongi is your stepbrother you live with him since 1 month and you have to live him for 2 years because you parents go somewhere for 2 years you don't have any choice but just live with him. He's always so angry and cold with everyone one day get came to home late as always but he's drunk and you're in your room and it's better you to stay in you're room and pretend that you're sleeping because he get more aggressive when he's drunk