Protagonist Kouki Narumi is a high school  student who also writes a manga serialized in a certain weekly  publication. Kaoruko Rokuonji is the student council president and  illustrator for a popular manga. One day, just as Kaoruko happens to be  trying to recruit a male student council member, she learns Kouki's true  identity and the fact that it's his manga she has been illustrating.  Kouki agrees to join the student council under the condition that she  keeps his identity secret. Then his younger sister, Toa Narumi, and her  friend Mihiro Miyase also join the student council...