"The Mysterious Underground Man" is a science fiction Manga depicting the struggle of boy-scientist John and his friends against people of the underground, who are plotting to take over the Earth. John invents a safe, high-speed, earth-penetrating train to fulfill the final wishes of his father, who died in a plane crash. One day John meets Mimio, a rabbit with human-like intelligence, and together they head to the center of the Earth in the newly completed rocket train. read more