S1 • E1
Noriko Takaya has spent barely had a month at a training school for giant robots. The school announces they are going to select two candidates to go to the Exelion spaceship for the real missions to fight against an invading mech army. One of the choices is obviously the beautiful and leading senior Kazumi Amano, but somehow Noriko is selected for the second spot! The other girls get jealous that Noriko got the spot, suspecting it's because she was the daughter of the Admiral in a previous mission. School rival Reiko Kashihara feels that's totally wrong, and challenges Noriko to a duel.
S1 • E2
Noriko & Kazumi arrive at Exelion, where they meet Jung Freud. Jung challenges Kazumi to a mecha fight, but are both surprised to find a body of the alien onboard. Afterwards, Noriko & Kazumi travel at light speed through space, and discover Yuzo Takaya's ship, the Luxion.
S1 • E3
The Exelion prepares to jump through hyperspace. All the girls and guys are confined to their quarters during the mission, but Noriko loses a dare game, and has to wander off in the dark.
S1 • E4
The fleet advisor tells Captain that the aliens are going to attack Earth. Coach has been training Noriko, but Jung wants to test Noriko by challenging her to a duel.
S1 • E5
Kazumi and Noriko return to Earth for their high school graduation. Even though they are still teenagers after all these months in space, the Earth has aged ten years.
S1 • E6
Fifteen years later, Kazumi is called to another mission, to detonate a black hole bomb in the enemy's home galaxy.
Noriko Takaya
Kazumi 'One-sama' Amano
Kôichirô 'Coach' Ôhta
Jung Freud