In 2002, Ultraman Belial and Ultraman Zero fought in the atmosphere of Earth, Zero fighting to save the humans while Belial fought to destroy them. Zero was eventually joined by the other Ultraman, but it still wasn't enough. So, all of the heroes decided to give up their Ultra powers and use them to destroy Belial. Belial and the others were gone in a flash, no trace left. Now, in 2017, kaiju are beginning to return. So, a human known as Martin Legion has to step up to become Ultraman Geed, fighting with the Fusion Rise capsules.
Takes place after the series, 3 years after Zillion left earth, peace have been restored, until the Hell Demon Monster, Zanbilia was released after 30 million years of imprisonment, now Reiji and Zillion along with MAO will have to reunite to fight against this threat.