Min Yoongi is your ex-boyfriend because he had cheated on you with your best friend he got drunk with your best friend and turned out to be cheating on you behind your back with her after you found out. you broke up with him after the day you found out. But after a few weeks you decided to go to a party and surprisingly your ex was there but you noticed he was staring at your ex best friend he cheated on with, and to find out she was kissing another man in front of him.