Nanami Kouzaki, a frail and sickly girl, always goes to the library alone to immerse herself in the world of books. However, recently, the books in the library are disappearing one by one. In the process of searching for this mysterious incident, she comes to a bookshelf with a shining blue and white light, and encounters a mysterious cat with emerald eyes. A war related to the book is starting quietly. Guided by the cat named Tiger, Nanami steps into the world at the end of the bookshelf, where countless new books are being created. She is shocked to realize that all these "new books" are blank. On top of that, there's a fire burning, and someone's trying to burn all the books to the ground. Read more Nanami Kouzaki, a frail and sickly girl, always goes to the library alone to immerse herself in the world of books. However, recently, the books in the library are disappearing one by one. In the process of searching for this mysterious incident, she comes to a bookshelf with a shining blue and white light, and encounters a mysterious cat with emerald eyes. A war related to the book is starting quietly. Guided by the cat named Tiger, Nanami steps into the world at the end of the bookshelf, where countless new books are being created. She is shocked to realize that all these "new books" are blank. On top of that, there's a fire burning, and someone's trying to burn all the books to the ground.