One day, after being late for work and passing by Hayata's bike shop, Moroboshi's restaurant, Goh's auto shop, and Hokuto's bakery, Daigo and everyone at work see a mirate of a destroyed city in the sky. Meanwhile in another universe, a mysterious girl wearing red shoes who once met Daigo and Gamu tells Mirai Hibino/Ultraman Mebius that he needs to awaken the heroes in a different universe.
Great Decisive Battle! Superior 8 Ultra Brothers is set for a March 1st release.
[Source: Dawn of The Discs; movie summary from TV Tropes]