Main characters Sung Ha NeulBorn and raised in Seoulshes a tomboy and could easily be mistaken for being a guyShe lives with her parents and older sister in a normal apartment close to the schoolShes a little clumsy, nervouse, charming, dudish and careingShes three months younger than her best friend MinWoo (also her childhood friend)It appears that she has a crush on MinWoo Ha MinWooHa Neuls childhood friend and best friendand born and raised in Seoul aswell as Ha NeulQuite charmingIs the lead dancer in the group hes inIs one of the popular guys in school, and is doing very wellHes careing, cheeky, confident, cheerful, playful and a GREAT dancerIf he has a crush on Ha Neul is still unknown Yong Sae-Junmoved to Seoul when she was 5Pretty girl, very femininehates Ha Neulis in love with MinWooputs a nice girl act up infront of MinWoo Jung Hee Cheol (HeeChul)a member of ZE:A aswell as MinWooone og MinWoos closest friendsQuite handsome and charmingcan be cheekyIs interested in Ha Neul Foreword Sung Ha Neul is a normal girl born and raised in Seoul. Ha Neul is a tomboy and you could mistake her for being a boy, since shes like that her best friends is of course boys, and this bestfriend of hers is Ha MinWoo.Ha MinWoo dreams about being a musician and hes one og Ha Nuels childhood friends, and he never acted as if he ever saw her as a girl but treated her like a boy though he knew she really was a girl.But one day Ha Nuel realizes shes about to break the most important rule in the Frindship Handbook, exactly; NEVER FALL IN LOVE WITH YOUR BEST FRIEND