Young inventor Grey Ladderson makes a Robotic Ant which he calls Anti-Bot for the International Robomech Exhibition. But, somehow, all the robots but the Ant at the fair lose their control and turn rivals to humans. Grey and his brother Scoot Ladderson must find the reason behind their behaviour. They must find out who is after all this catastrophe with the help of the Robotic Ant while they must also face the robots and save the city from their attacks.