11 years ago, in the wake of the "Devastation," an invasion of demons seeking to conquer a world steeped in sin, humanity's last hope lies in the angels sent to empower the chosen few. These vessels, blessed with divine spirits, form the frontline against the forces of darkness. However, one young boy, Arjun Rivera, stands apart from the rest—untouched by divine grace. As he struggles through daily life, everything changes when he encounters the devil, Lucifer. This fateful meeting offers Arjun immense power, but at what cost? Will he embrace his dark gift and redefine his destiny, or will he remain a mere bystander in the fight for humanity's survival?