It was once a boy who lived in the universe. One day he decided to make a journey through the solar system and reaching the Earth. At this point, in the first day .... meets black rain caused by pollution. Angry, addresses a production studio to make a short film against pollution. The producer has made the film, but The Antipollution Guy ,the hero of the film , actually a robot, not satisfied with all the film and generally disgusted go back to the universe.—Anonymous