As Sam Witwicky tries to pull a relatively normal life together for himself following events that took him around the globe, forces greater than he's yet contended with plan for an all-out assault on one of Earth's greatest cities...
Everything has changed. Even Optimus Prime himself has been lost...
On the run in the year 1987, Bumblebee finds refuge in a junkyard in a small Californian beach town. Charlie, on the cusp of turning 18 and trying to find her place in the world, discovers Bumblebee, battle-scarred and broken. When Charlie revives him, she quickly learns this is no ordinary VW bug.