 In a world of robots, the young Rodney decides to move to the metropolis of Robot City, to meet the powerful inventor and his idol Bigweld, trying to get a position in his corporation. However, the new president Ratchet manages the company for profit with new parts only, leaving the old robots fated to become scrap in the mill of Ratchet s mother. Rodney, with the support of his old robots friends, convinces Bigweld to fight for his position back.