The Turbulent History of Carlos

The great Kalos Empire is a huge machine. Although everyone is a component of this huge machine, there are obvious differences in the importance of the components. Leo is just an inconspicuous piece of rust in this huge machine. His biggest wish is to transform from rust into a screw, then into a load-bearing rod, and then into a pneumatic valve for transmission... Although he harbored a humble dream, the great empire seemed to have no intention of giving him a chance, so he regretfully gave up on his dream and fell, fell... And became the largest piece of rust in the Kalos Empire, corroding the imperial machine to the point of collapse...