Volume 2

Hero or Devil? is the second volume of the Fire Force manga series, written and illustrated by Atsushi Ōkubo.

Summary
What started as a simple contest has turned into a life or death struggle! A mysterious man has crashed the Rookie Games, and he did it all for Shinra! Does he really know the truth behind the fire that took Shinra’s family 12 years ago? And will Shinra decide to be a hero, or will this man’s shocking revelation tempt him to become a real devil?

Chapters

 * Chapter 6: Malice to Know the Truth
 * Chapter 7: Devil and JOKER
 * Chapter 8: Searching for the Truth
 * Chapter 9: What the 8th Chases
 * Chapter 10: "Flame Human" that Possesses Will
 * Chapter 11: Hero and Princess
 * Chapter 12: 5th and 8th
 * Chapter 13: Standby
 * Chapter 14: Holy Woman's Determination
 * Chapter 15: Outbreak of War

Reception

 * In its first week of sales in Japan, volume 2 reached the 23rd place on the official Oricon manga rankings chart, and has sold an estimated amount of 32,215 copies.

Trivia

 * This volume also included an official character profile for Arthur Boyle revealing personal information about him such as his height, weight and daily routines.
 * Notably, a blue stripe on Arthur's right arm is missing where it is usually situated at the top of the sleeve of the bunker gear.