Yapool, an ancient interdimensional race of beings tries to conquer the Planet Earth with his army of monsters, called Terrible-Monsters. The newest member of the Ultra Brothers, Ultraman Ace, arrives on Earth to aid humanity in the battle against Yapool. Touched by the sacrifices of Seiji Hokuto and Yuko Minami, he revives them and grants them the Ultra Rings, which allows them to transform into Ultraman Ace in times of need.

The Americans are swiftly closing on Okinawa, an island just south of the Japanese mainland. The Imperial command sends top generals and several army divisions to defend it at all costs. The mission quickly degenerates as vital resources and troops are diverted to other islands. After a civilian evacuation ends in tragedy most of non-combatants are forced to remain on the island. Many convert to soldier status. Tokyo sends mixed messages that squander time and resources, as when they order the defenders to build an airstrip for aircraft that never come. The truth soon becomes obvious: the high command decides that the island cannot be held and effectively abandons the Okinawan defenders. When the Americans land many troops are deployed in the wrong places. As the slaughter mounts, a suicidal attitude takes hold. Okinawa becomes a death trap, for civilian volunteers and non-combatants as well.

Dan is a former geisha, now working as an ace pilot for the Earth Defense Troops. Her fiance was killed by the space monster Bemurasu which consumes nuclear waste. To save Planet Earth, Dan attacks Bemurasu, but whenever she does, she feels ecstasy. Can she save Planet Earth?

At the end of the 20th century, the Earth Defense Force continued to protect the earth from aliens and monsters that invaded one after another. Returning to the origin of his successful work "Earth Defense Girl Iko-chan". With AKB48's Haruka Katayama and SDN48's Kayo Noro as cast members, nine unique beautiful girl members fight against the invaders to defend the earth.

Theatrical version of episode 5 of Ultraman Ace TV series. Two women go missing, with witnesses testifying that they vanished underground. The only common link between the incidents was that both women had type O blood. TAC closes the case, but when Yuko and Seiji are out shopping, Yuko herself is targeted. Seiji manages to free her, and the two catch a glimpse of the terrible-monster, Aribunta.

For 50 years, "Outer Man" has been a cultural icon in Japan, a superhero TV series as ingrained in the national psyche as Ultraman. Generations have grown up watching the heroic Outer Man defend Earth from the monstrous Sylvie Seijin. But the line between fiction and reality blurs when a giant alien, identical to Outer Man, descends upon Tokyo.