Seunghoon is annoyed that Jinwoo spends more time playing games on his phone than spending time with his dongsaesngs, so he does something about it.  However, things don't necessarily go as planned...

Jinwoo would never forget that scent. Never.Whenever Seunghoon returned, that scent was making disappear every feeling of loneliness.  

Jinwoo and Seunghoon encounters Seungyoon who is in search for his lover Mino.