Prior to his membership in Galaxy Rescue Force, Ribut was a civilization guardian alongside Ultraman Max. As the two were caught in a trap set by a revenge-seeking villain, 80 and Yullian were attacked by Leugocyte in Planet Kanon.
A group of ultras receive help fighting Leugocyte, while Ribut's team fight to free Max from Gudis Cells. Absolute Tartarus reveals himself to the warriors of light.
As the Ultra Brothers fight foes from another dimension, the warriors along with Zero learn that Belial and Tregear has been recruited by Absolute Tartarus.
Ultraman Taiga and his face a Zetton army controlled by Fear-Demon Zett. While Zero recruits Ultrawoman Grigio from Earth and the formidable Joneus from Planet U40.
Princess Yullian's transport is brought down by Fear-Demon Zett. Ultraman Mebius. Taiga and Z rush to help. Ultraman Z learns the true power of the ultra warriors.
