Earth. The not too distant future. A city is miraculously reborn just sixteen years after being completely destroyed by a giant meteor. At the prestigious Graviton High School for Girls, two new students are introduced. A-ko and her ditzy sidekick, C-ko.

"For these three high-school students, repelling an alien invasion is as easy as a-b-c!"

Credits

Katsuhiko NishijimaDirector

Miki ItoEiko 'A-Ko' Magami (voice)

Emi ShinoharaBiko 'B-Ko' Daitokuji (voice)

Michie TomizawaShiiko 'C-Ko' Kotobuki (voice)

Tessyo GendaD (Operative DC138621-S113) (voice)