Federation troops and Zeon forces carry out a fierce battle in the Thunderbolt Sector in what was once Side 4 "Moore." The Thunderbolt Sector is a shoal zone composed of the debris of destroyed space colonies, named for the electrical discharges from the metal debris. MS pilot Io Flemming is among the Federation soldiers who are dispatched to the area, where Zeon sniper Daryl Lorenz awaits them on the battlefield. (Source: Gundam Wikia)

Arale and her friends from Penguin Village, after watching a movie that mentions Mechapolis, a mecha city, express a desire that it was real. That same night all the children get abducted and end up in the real Mechapolis! They learn that for that night every wish they have will be granted. What could possibly go wrong... (Source: M74)

The story centers around an evil counterpart of Arale created by Dr. Mashirito named Abale.

The first original video episode will follow three of the main heroines in an original story. Bundled with the 11th and 12th volumes of the Dokyuu Hentai HxEros manga.