Library

I don't know when the containment objects appeared in this world. In order to protect the world from being destroyed by the containment objects, various countries have established containment organizations since ancient times, organizations that are independent of national political power. A book was thrown from the sky, and the original peace of the world was about to be broken. Countries are vying to seize the book, not for anything else, but for the secret inside that can make people live forever.