The humans fight back as the â€œContactâ€ arc continues! Recovering from Cyclonus' violent assault on their facilities, the EDC tries to equalize the odds by activating its top secret defense planâ€”Project Centurion! Suspecting something sinister, Marissa begins to
explore the real motives behind the EDC's newest operation. Fearing the worst, the recently revived Autobot leader Optimus Prime rallies his troops on both Earth and Cybertron for the dark future looming on the horizon.