In a grim Gotham where a plague of spontaneous human combustion turns citizens into screaming infernal monsters, disgraced gang boss Chato Santana becomes El Diablo — a cursed pyrokinetic outlaw wielding hellfire like a blade — and stalks the neon-soaked streets in a brutal, neo-noir crusade of vengeance, incinerating infernals and criminals alike in hyperviolent fire-fueled wuxia combat that leaves the city scorched and every alley soaked in blood.