S1, E4: Astro has returned to Japan with Dr. Elephant, the newly-appointed Minister of Science. The Declaration of the Rights of Robots is proclaimed. Astro attends elementary school and becomes the first robot student. When his classmate Alvin is not elected as the class president by the one vote Astro casts, he becomes hostile to Astro. He sneaks into an amusement park that his father is building with his followers. An unfinished rocket coaster goes out of control! It will explode in several minutes. Astro hurries over to rescue them but...