After escaping from Central Prison, the Freezing Alchemist, Isaac McDougal, sets his plan in motion to kill Führer King Bradley. However, under the command of Lt. Col. Roy Mustang, the military and State Alchemists attempt to stop him.

With his father's help, Al takes incredible steps to contain the monstrous Pride. As the sun begins to rise on the Promised Day, the youngest Elric listens while the Homunculus ponders his very human mother.