The citizens of Happy Wheels, a town known for its insanely high death count, go on many misadventures as the Defensive Education Awareness Team and Health Society (D.E.A.T.H.S.) attempts to lower the town's death count.

Several decades after the Great War between the Autobots and the Decepticons on Earth, the two factions have disbanded and a three member ruling council rules in place of the absent leaders Optimus Prime and Megatron. An uneasy peace has been created on Cybertron, but the rise of the Combiners threatens to bring it to an end.

A new Terminator is sent from the future to the present day to hunt down and destroy a new threat – YouTube stars who will become important figures in the future human resistance. The YouTubers must band together to defeats a killer machine that looks like one of their own, and they’ll need the help of a powerful friend.