A mysterious event from Earth's past threatens to ignite a war so big that the Transformers alone will not be able to save the planet. Sam Witwicky (Shia LaBeouf), now working and living in downtown Chicago, must once again join forces with the Autobots to fight against the darkness and defend our world from the Decepticons all-consuming evil in the smash hit from director Michael Bay and executive producer Steven Spielberg.

Revenge of the Fallen co-writer Ehren Kruger takes on sole writing duties on this third film in the Transformers series.