A semi-serious school action story revolving around the main protagonist, Tomoharu Natsume. He is haunted by his childhood friend, Misao Minakami, who became a ghost... more>> ever since he barely survived an airplane accident three years earlier. Tomoharu Natsume takes the opportunity to live on his own when he enters high school in his new place of residence, Meiou-tei, and starts enjoying a carefree high school life. His life changed when a beautiful girl named Kurosaki Shuri appears with a trunk which she claimed Tomoharu's brother, Naotaka Natsume, asked her to deliver to him. The presence of the trunk causes the appearance of Takatsuki Kanade, a girl dressed like a shrine maiden who is after the trunk. Tomoharu is in possession of the trunk, which reveals secrets about the world they live in. <<less

The young man Huey took over the old mansion of his deceased bibliomanic grand father as well as the book collection that's stored in there. But there was a condition: he also had to inherit the "Bibliotheca".... more>>

When he inspects the mansion, Huey discovers a cellar filled with piled up books. In the midst of them he comes across a black-dressed girl who's silently reading a book. She's called Dalian and has a big lock hanging in front of her. She herself is the entrance to the "Bibliotheca of Dantalian" which contains the prohibited "Phantom Books". <<less