Whilst investigating a series of bus crash incidents in Okutama, Muramatsu and Ide end up in the same kind of accident. Everyone survives, and Muramatsu follows a female passenger who is a technical officer at the Central Space Research Center. He ends up at the Cosmic Ray Research Center in the mountains that is being occupied by Dada, an alien who is plotting to capture human specimens. Muramatsu and co. are in danger!
