#2 Tony Stark is under pressure from various sources, including the government, to share his technology with the world. He must find a way to fight them while also tackling his other enemies.
The world knows Iron Man. As Stark suffers pressure to share his technology with the government, he uses his suit to insure peace. As he finds out the arc reactor that feeds his suit is slowly poisoning him, he has to find a way to fix it. We are introduced to Natasha Romanoff.