Demon Slayer: Kimetsu No Yaiba: Ashfire Legacy

Three years after the destruction of Muzan, Aosuke, a descendant of the Breath of Fire branch, lived in seclusion in Yanye Village and devoted himself to practicing the ancestral residual fire style. When the murder with black and gray traces reappeared, he recognized it as the work of the ghost who killed his father. Sosuke, who holds the Nichirin Sword "Blazing Blade", under the guidance of Immortal Kawa Saneya, embarks on the road of slaying ghosts and protecting, and a new duel is about to begin. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.