A girl is visited by two men from a space ship. They give her water she needs for her daicon (radish). On her journey to deliver the water, she crosses paths with iconic characters from comic books, live-action films, literature and animation.
Aikoku Sentai Dai-Nippon fight the evil plan of the Red Bear Empire, led by Death Kremlin, to brainwash the children of Japan by replacing the pages of their textbooks with red paper.
Private detective Ken Hayakawa wanders in search of the organization that murdered his best friend. When there is trouble, he transforms into the motorcycle-riding superhero Notenki.