Summary by Anime News Network:
Sara Werec comes from a respected military family and when her brother Ralph leaves for the frontlines of an interstellar war she makes a promise to follow in his footsteps and join him one day. However the next time she sees her brother he has become a traitor and is leading an enemy attack on her training base. Defeated and disgraced, Sara loses her status in an elite military unit and now must start over as a common pilot and work her way back up so she can once again confront her brother.

Episode 1
Episode 2
Episode 3
Episode 4
Episode 5
Episode 6
Episode 7
Episode 8
Episode 9
Episode 10
Episode 11
Episode 12
Episode 13