Not for individual sale. This is a set including volumes 0-21, a special edition volume 0.5, the official fanbook, and related novels. 26 books in total. - Volumes: 0-21 - Special Edition: Volume 0.5 - Novel: 2 novel books - Official Fanbook: 1st printing The books have been covered immediately after purchase. While there are no visible stains, please consider purchasing only if you understand that they have been stored at home.