Volume 0

The Promised Neverland Vol.0 Mystic Code (約束のネバーランド 0 MYSTIC CODE) is the official fan book from The Promised Neverland manga series, written by Kaiu Shirai and illustrated by Posuka Demizu. This fan book includes interviews with the authors and curiosities about the creative process of this manga series; Production secret story commentary where the original author Kaiu Shirai tells all mysteries; Q & A to answer questions from fans; First public character data collection; Initial setting material; Draw down a large amount of content that fans must have, such as off-scenes.

The design of the book has been very carefully made and the cover has been printed with two different textures. This fan book does not include furigana.

Currently, the volume is available in Japanese and French. An official English translation of the volume is yet to be released.

Summary
Volume 0 is a highly detailed and informative guide that answers many questions about the story, world, and characters. It contains interviews with the author, illustrator, and editor about the making of the manga, it's writing process all throughout it's serialization and how it came to be, as well as new information on never before seen cut content, scrapped story ideas and characters and much more.