Chihaya is the protagonist who is a boy who transfers to an all-girls school from an all-boys school; He became alienated from his father and he distrust people, especially males. Due to his character and his female looks, he was played a nasty trick by other student in the all-boys school and he truanted the school, and consequently he refused to go to the school. His mother ordered him to enter into the Seio Girls' Academy. His surname Kisakinomiya is his mother's maiden name in order to enter