Decades ago, a being known as the Giant of Light joined together with Shin Hayata of the Science Special Search Party to save Earth from an invasion of terrifying monsters called Kaiju. Now, many years later, those dark days are fading into memory, and the world is at peace. But in the shadows a new threat is growing, a danger that can only be faced by a new kind of hero--a new kind of Ultraman...

In Hong Kong, the battle of the SSSP versus the Star Cluster Council continues with Shinjiro and Red joining Moroboshi and Adad to face off against the Leo brothers. The Star Cluster Council now seems to view the Ultra race and their enormous powers as a potential threat to the universe. But is this the true belief of the council or just a smoke screen for another, darker agenda?