The war ended many years ago. Knock Out now works as a medic in one of the clinics of newly restored Iacon. But when a certain seeker everyone thought was dead is brought to him in critical condition, how will it change his life?
When Autobots are disappearing Optimus Prime asks Starscream for help. Now after being sent to Earth the Seeker must lead a team of former Con's to find out what's happing to the Autobots and save Earth and Cybertron from this new threat.