The inexperienced Voltes V team is thrown into action, as the Boazanian invasion army attacks planet Earth.

The Boazanians attack the bird-shaped island of Ootorajima where Dr. Mitsuyou is the only person left to protect the giant robot called the Big Falcon.

After accidentally destroying Dr. Mitsuyo's grave post during a battle with the Boazanian, Ippei reveals more about his past.

Daijirou tries to teach Kenichi a special technique in order to defeat the samurai robot Gardo.

The Boazanians take advantage of Hiyoshi joining a competition in Yokosuka, and send two robots to attack his teammates.

Mark tells a story about the friendship he shared with his horse during his childhood.