The heroic autobots discover that a spaceship from their own planet crashed into the moon decades ago, carrying their former leader and an incredibly powerful device. They must fight to defend the human race as their enemies the decepticons plot to use this machine to rebuild their own world and destroy the Earth. Sci-fi adventure sequel, with Shia LaBeouf, Josh Duhamel and Rosie Huntington-Whiteley.

The Autobots continue to work for NEST, now no longer in secret. But after discovering a strange artifact during a mission in Chernobyl, it becomes apparent to Optimus Prime that the United States government has been less than forthright with them.