Produced by Kokumotsu Films and distributed by Shintoho, it is Sekizawa's sole directorial credit and stars Tadao Takashima, Junko Ebata, Taiji Tonoyama, Hiroshi Sugi, Shigeru Amachi, and Junji Masuda.

In the film, a group of Japanese scientists deal with a sudden alien invasion by inventing a rocket in order to save the planet.

[3] While tensions between the United States and the Soviet Union's nuclear tests cause severe neuroticism in Japan, alleged sightings of flying saucers wreaking havoc occur in New York City, London, and Hong Kong but are deemed merely hallucinations by officials.

Fortunately, the group of human scientists decodes the language spoken by Dulles before the M87 Nebula aliens destroyed the city's landmarks.

Shortly thereafter, Kaoru Hoshina, Dr. Otsuki's secretary, is assailed by an alien robot that rises from the sea while embracing her boyfriend, Hayashi, on a beach at night.