-kim jongin a.k.a kai-your senior high school-cool,serious and focus-your dance teacher-helper-sometime he is funny-he has own reason to be your private teacher-kind-have been long time not dancing because of his past -park sunyoung a.k.a luna-your friend-dont know that you have private teacher-interest in singing-dont know a lot about dance-you-choi haneul a.k.a haneul-president daughter-your father is a president at a famous company that is shinhwa-sometime can be a stubborn girl-really love dancing-a heartbroken girl thats why you decide to back to korea from US-not trust any guy anymore -park chanyeol a.k.a chanyeol-kais classmate-treat people with nice and warm-good in rap but he likes dancing -lee seonril a.k.a seonnyi-your best friend-have a lots secret but no one knows except Dr. Choi that is your sister-interest in acting and musical-lee yeonril a.k.a yeonnie-charming girl-kind-coma since 4 months-twin with seonnyi-interest in visual arts and acting  -and others characters will be come up-       ForewordMY PRIVATE TEACHER ?DANCE TEACHER ?OMG DAD, IM SO GLAD I HAVE MY PRIVATE DANCE TEACHER ..  WAIT ! IS HE MY PRIVATE DANCE TEACHER ??WHY HIM ?URGHH ! I PROMISE DO NOT TO BE IN LOVE ANYMORE ..I CANT EVEN LOOK AT HIM ..HE IS PERFECT TO ME AND OTHER GIRL BUT ..WHEN I KNOW HIM MORE .. HE IS VERY ANNOYING,SWANK ..WHAT SHOULD I DO ?WHY DAD CHOOSE HIM TO BE MY DANCE TEACHER ?IS THERE NO MORE ANY PROFESIONAL DANCE TEACHER ?URGHHHH ! ITS BEEN LONG TIME IM NOT DANCE ..I CANT EVEN DANCE BECAUSE OF YOU YEONNIEBUT STILL, I HAVE TO ACCEPT THIS JOB .. AND..IM SORRY YEONNIE ..EVENTHOUGH THE REALITY ITS NOT MY FAULTBUT SEONNYI MISUNDERSTAND..JOESONGHAMNIDA,,YEONNIE