In the Twin Realms ravaged by war between gods, Riku, an underground fighter, is brutally killed—but death is only his beginning. Resurrected by the Mask of Inferno, a relic of the fallen Kyoma Goddess of Fire, Riku awakens with raging flames and a burning thirst for vengeance. To defeat the ruthless Bearer of the Mask of Shroud, the man who stole everything from him, Riku must master the flames within, or watch both realms plunge into eternal darkness...