As the Autobots assist their human allies with the removal of the Decepticons who fell during the battle for Mission City, Starscream prepares for what may be his final battle and Wreckage is revived by a piece of the AllSpark that is unwittingly brought too near to him.

With the Decepticons arriving in larger numbers and hiding among the vehicles of Earth, the humans and the Autobots wonder how they will prevent them from duplicating on Earth the destruction once found on Cybertron.