As the Barret family's peaceful suburban life is rocked by an escalating series of disturbing events, they come to learn that a terrifying and deadly force is after them.

Autobots Bumblebee, Ratchet, Ironhide, Mirage (aka Dino), Wheeljack (aka Que) and Sideswipe led by Optimus Prime, are back in action taking on the evil Decepticons, who are eager to avenge their recent defeat. The Autobots and Decepticons become involved in a perilous space race between the United States and Russia, to reach a hidden Cybertronian spacecraft on the moon and learn its secrets, and once again Sam Witwicky has to come to the aid of his robot friends. The new villain Shockwave is on...

A ferry filled with crewmen from the USS Nimitz and their families was blown up in New Orleans on Mardi Gras. BATF Doug Carlin is brought in to assist in the massive investigation, and gets attached to an experimental FBI surveillance unit, one that uses spacefolding technology to directly look back a little over four days into the past. While tracking down the bomber, Carlin gets an idea in his head: could they use the device to actually travel back in time and not only prevent the bombing but...