All human beings are terrified. Because of spontaneous human combustion, an ordinary human can suddenly catch on fire and turn into an infernal, a type of monster that manipulates fire and destroys everything it possibly can. It’s Special Fire Force’s mission to face these flaming horrors, solve the mystery behind this phenomenon and save mankind. Shinra is a young rookie fire soldier. For some reason, people called him Devil. It’s his goal to become a hero, and together with his teammates, he’ll throw himself into the everyday battle against infernals.