Earth - The not too distant future.... A city is miraculously reborn just sixteen years after being completely destroyed by a giant meteor. Our story begins in the prestigious Graviton High School for Girls as the teacher, Miss Ayumi introduces two new students - A-ko and her dizzy sidekick C-ko. A-ko is a lively seventeen-year-old, no different from any other... except that within her diminutive frame lies superhuman strength. The trouble begins when B-ko, the spoiled, brilliant daughter of a business tycoon, decides she wants C-ko for herself. And what B-ko wants, B-ko gets. Unless A-ko is standing in the way.
Meanwhile, a monstrous alien space-ship plies its way towards Earth. What is the connection between the girls and the alien ship ? Who is the mysterious 'D' ? What is the secret behind A-ko's power ? What dark past fuels B-ko's rage ? Why is C-ko such a space-case ? Project A-ko is a witty fast-paced parody that will keep you in stitches.
All A-Ko Magami wanted was a simple life, to study hard, to pass her exams, and have some fun with her cute-yet-bubbleheaded pat C-Ko Kotobuki. But nothing is ever simple when you're the strongest schoolgirl on Earth with an alien princess as your best friend. So when local rich girl and school bully B-Ko Daitokuji decides to bust up A-Ko and C-Ko's friendship, high-explosive hi-jinx, mecha maythem and a whole lot of collateral damage are never far away...
Spring is in the air in Graviton City ans so is love... out from school and on holiday, A-Ko and C-Ko go shopping for the perfect outfit but A-Ko's mind is busy dreaming about her ideal boyfriend. Howewer when C-Ko throws a tantrum and narrowly misses being run down by a motorcycle, events are set in motion that seem destined to split up their friendship forever! When kei the good-loocking motorcyclist arrives at A-ko's part-time burger bar job, she is smitten - and to make things worse her arch-enemy B-Ko has the hots fro him too! Will A-Ko get her dream date? Will B-Ko snatch Kei away? Who does he really love anyway? And just what will happen to pool little C-Ko?
In an ancient tomb, archaeologists discover a strange hexagram symbol lit with an unearthly power. Meanwhile in Graviton City, shoolteacher Miss Ayumi studies the same pattern on her necklace, and at the edge of the solar system, thousands of starships emblazoned eith the symbol are on an interception course with Earth.
While A-Ko and B-Ko continue fist fight feud over the friendship of C-Ko. Miss Ayumi begins to feel and arranged marriage with Kei, the gorgeous biker who pines for C-Ko but has captured the hearts of A-Ko and B-Ko! With the colossal alien starfleet cruising ever closer, and Ayumi's behaviour becoming stranger by the minute, it's One Wedding And An Alien invasion as the FINAL chapter of the Project A-Ko saga come to an earth shattering climax!
You think know A-Ko Magami, the world's strongest schoolgirl? You think you know B-Ko Daitokuji, the bitch-queen genius from hell, and C-Ko Kotobuki, the galaxy's cutest bubblehead? Weel thing again because you've never seen them like this begore! Get ready for the newest chapter in the Project A-Ko series, a fast paces alternate-reality science-fiction adventure.
Life for spunky A-Ko and her cunning partner B-Ko as monster hunters on a desert planet is simple but exciting. However when space pirates Liza and Grush foul up their attempt to kidnap C-Ko Kotobuki, the ten-year old heiress to the Kotobuki fortune, trouble literally drops in on them.
Faced off against busty amazon Liza and her gun-toting partner Grush, A-Ko and B-Ko take the law into their own hands in order to rescue C-Ko before the sinister Gail has her in his clutches and fulfils his dark plan to resurrect the demon Xena. Fighting sand-submarines and three headed space dragons A-Ko msut defeat Liza, while B-Ko finds herself staring death in the face...
Time is running out for A-Ko, B-Ko and their newest ally, the tiny Space Patrolman Maruten, as the nefarious Gail begins his insane quest to destroy not only this universe, but all others as well! With C-Ko helpessly possessed by the spirit of evil Xena and countless planets under attack by the three-headed space dragon, the fate of the cosmos is in their hands!
Can A-Ko finally defeat the warrior amazon Liza ? Will B-Ko turn traitor and follow the dark path into the arms of Gail? Can Xena be destroyed, or will C-Ko be killed in the process? And will Maruten ever get a date? The final battle for survival begins at the heart of the galaxy!