The third volume of the official artbook for Heaven Burns Red. Featuring a massive volume of rare setting illustrations! The third official artbook to further savor the charm of Heaven Burns Red! Includes style illustrations and setting art from August 2023 to December 2025, plus over 50 pieces including original illustrations by Yugen for the Heaven Burns Red exhibition held in 2024 and corporate collaboration illustrations. Furthermore, this book comes with a bonus serial code usable in-game! *Please note that the e-book version does not include the serial code. Main Contents Numerous corporate collaboration illustrations from Atre Akihabara, Animate, and more! Style illustrations including SS<Resonance>revealed all at once! Includes setting illustrations for style illustrations and skill storyboards! Bonus Serial Code Contents: Universal Style Piece (SS) X 10 SS Guaranteed Gacha Ticket X 1 *Guarantees one SS style from those released by December 26, 2025. *Excludes limited-time styles. Details on the gacha accessible with the "SS Guaranteed Gacha Ticket" can be found in the in-game notifications. Serial codes can be entered via the Serial Code Input Form within the "Hebban WEB SHOP". Before entering the serial code, you must set up data transfer using your Apple ID (iOS version only) or Google Account. Rewards will be sent to your in-game gift box after entering the code. Each code can only be redeemed once per account. Even if you obtain multiple serial codes, you can only receive the reward once per account, regardless of the number of codes.