The noble Autobots and Decepticons, two intergalactic races of robots, crash land on Earth. They battle for Allspark, the ultimate power source, whose location is held by Sam. but Sam leaves the Autobots to lead a normal life. However, the Decepticons target him and drag him back into the Transformers' war.
Sam Witwicky and the Autobots must unravel the secrets of a Cybertronian spacecraft hidden on the Moon before the Decepticons can use it for their own evil schemes. The Autobots, a faction of robots from the planet Cybertron, are hunted down by an elite CIA black ops unit and a ruthless bounty hunter. They turn to a struggling inventor and his daughter for help. Quintessa brainwashes Optimus Prime and heads to Earth to search for an ancient staff. Cade, Bumblebee and the Autobots race against time to find it, in Sam Witwicky's Reunion, he met Cade while also escaping an anti-Transformers force.
