DECEPTICON SMOLDER and CHOPSTER are spreading chaos at a fire so BUMBLEBEE and RATCHET are called to the rescue.
SIDESWIPE is getting a weapon upgrade by RATCHET at secret N.E.S.T Global Alliance base when LOCKDOWN tries to break in to the facility. Suddenly the hunter gets the hunted.
LOCKDOWN is on the loose in Mission City and OPTIMUS PRIME dispatches RATCHET. Upgraded with a new weapon he sets out to stop LOCKDOWN before it is too late.