The Giant Artificial Brain Gilbaris tries to eliminate all other forms of intelligent life by sending the Galactron Army towards Earth to obtain the "red steel". Under the advice of Jugglus Juggler, Riku heads off to Okinawa. Along the way, he encounters Airu Higa of the Kushia People who seeks his help. When the Galactron Army makes its way to Okinawa, Orb and Zero rush to Earth to aid Geed, with the young Ultraman's impatience and commitment proving to be detrimental.