With the world now aware that he is Iron Man, billionaire inventor Tony Stark faces pressure from all sides to share his technology with the military. He is reluctant to divulge the secrets of his armored suit, fearing the information will fall into the wrong hands. With Pepper Potts and "Rhodey" Rhodes by his side, Tony must forge new alliances and confront a powerful new enemy, all the while realizing that not only is there a madman out to destroy him, but the very technology designed to save his life is slowly killing him.