XIII #13

This volume from the original XIII series, 'The XIII Mystery: The Investigation,' is a companion piece that delves into the background and secrets of the long-running Belgian thriller. Rather than continuing the main narrative, it presents a dossier-style exploration of the series' characters, conspiracies, and unanswered questions, offering readers a behind-the-scenes look at the intricate plot. Published by Dargaud Benelux, this tome serves as a reference guide for fans seeking to unravel the mysteries surrounding the amnesiac hero XIII.