Ha Kyumi, the ever loving and supportive bestfriend of Kim Myungsoo. Ever since they stepped on middle school, Myungsoo and Kyumi became bestfriends. Totally Bestfriends. Myungsoo being a hot and cold guy of their school had her new girlfriend again, Cha Yuri. She was his nth girlfriend and their relationship last long for the first time.

Kyumi finds another friend which she treated as her new bestfriend since this time was new. Kyumi and Myungsoo don't have the time together now. Nam Woohyun became close to her like Myungsoo does before but suddenly Myungsoo went back to Kyumi to tell a little surprise to her.