The plot takes us to the near future, where we meet the protagonist of the hentai, Erika, who is a cyber-machine slayer and her friend Kota-kun (who is not in the video). Soon she is kidnapped by a secret resistance organization and begins to test their new cybernetic inventions on the unfortunate girl... Soon Erika and Kota discover the unexplored secrets of the universe that no one should ever know...