Optimus Prime finds his home planet, Cybertron, now a dead planet, in which he comes to find he was responsible for killing. He finds a way to bring the planet back to life, but in order to do so, he needs to find an artifact, which is on Earth.

 

 

Humans and Transformers are at war, Optimus Prime is gone. The key to saving our future lies buried in the secrets of the past, in the hidden history of Transformers on Earth. Saving our world falls upon the shoulders of an unlikely alliance: Cade Yeager, Bumblebee, an English Lord, and an Oxford Professor.

Director: Michael Bay
Writers: Art Marcum (screenplay), Matt Holloway (screenplay)
Stars: Gemma Chan, Mark Wahlberg, Stanley Tucci