Min Yoongi. Your childhood best friend that already has a girlfriend. He is also your first love, but you never wanna bothered his love for the other girl.

You and Yoongi are still best friends until now, but he is now spending more time with his girlfriend than you, and you could always understand that

It's almost a year Yoongi having a relationship with a girl, Miyeon. You can always tolerate and understand them, until...

Accidentally you saw them kissing.

And your heart breaks