Yoongi is your university teacher. He can be a bit strict to the other students but he is sweet and kind hearted. Yoongi can have many secrets but not to many. You didn't realize that he wasn't a university teacher, he was a mafia in disguise. "you were in your classroom, reading a book quietly while everyone else is busy talking to their friends and using their phones, waiting for class to start. Soon, a few minutes later you saw your teacher, yoongi coming in and is about to start class"