After years of protecting the world, billionaire futurist Tony Stark is forced to confront the darkest legacy of his empire when a ruthless techno-terrorist uncovers a long-buried Stark Industries weapons program capable of controlling every advanced machine on Earth. To stop a global technological apocalypse, Iron Man must outthink—not just outfight—an enemy who knows his armor as well as he does, proving that the man inside the suit is his greatest weapon.