Takishima Hina is an ordinary high school girl attending a private school, Chiba Academy. She enters the second year of her school life, but she is bored of her average routine. One day, a mysterious creature suddenly breaks into school! At the same time, Hina is confessed to by popular boys of the school and all these popular guys have secrets that they do not want to tell anyone... yet. What will happen to Hina's new school life?

Takishima Hina is an ordinary high school girl attending a private school, Chiba Academy. She enters the second year of her school life, but she is bored of her average routine. One day, a mysterious creature suddenly breaks into school! At the same time, Hina is confessed to by popular boys of the school and all these popular guys have secrets that they do not want to tell anyone... yet. What will happen to Hina's new school life?