Whenever Kurumi is sad and wishes she was more brave, she looks at her fairy tale book. One day, a "Coppelia" called Chestnut comes out of her book, saying she came from the fairy world through a portal created...

First year high-school boy Shin Yuki stumbles one day upon his naked childhood friend, Yukino Kurose, reenacting a sensual scene with an mannequin in an empty classroom. She is a third year student who wants to...

• Shining Mars Aya loves her childhood friend Yuna but Yuna is good at everything and Aya worries that she's not good enough for her. The metaphor of Earth and Mars is used to describe their relationship...

Ishidaira is a delinquent who visited the library for the first time since elementary school. But then, he was pointed out by Hayasemaru and Shirai, who works at the library, that he has not returned a book...