Heatwave, Boulder, Blades, and Chase respond to Optimus Prime's message to come to Earth. They team with the Burns family to help with various disasters.
A Decepticon exits Earth's atmosphere and begins to wreak havoc on Earth's radio transmissions. The Autobots will have to act quickly to stop the mayhem and destruction.
Megraton lures Optimus Prime to Sam's college lab, where a super magnet traps the Autobot leader and strips him of his ability to transform out of his semi-truck form.