You and your best friend, Seo Joon, have been friends since the start of time. Back then you remember you and him basically being the best of friends and you two only knew each other. But now, as you grow up, your hormones start to kick in and you realise that Seo joon is a guy, and you like guys. I guess he realised that too. It's just too bad that he's gay. If not you'd be with him in an instant.