Red Demon -- Blue Demon -- The Ten Billion Volt Terror!

Zadam creates new monsters Raiin + and Raijin -. Ichiro, Hiroshi, Akira and Misao meet a boy scientist Goro and his mother who take them to visit the Narukami Thunder Laboratory, created the boy's later father. The humans have lunch, Ichiro the android doesn't need food. Later the boy's mother falls victim to Raijn + and Raijin - drums the sound of which makes humans ...