Federation Lieutenant Shiro Amada is transferred from the Space Unit to the Ground Unit, where he ends up leading the 08th MS Team, a troubled group of misfits and rogues. The Zeon Secret Weapon Development Unit has a base close to where the 08th MS Team is stationed. A female pilot, Aina Sahalin, is the test pilto close to this threatening secret. She and Shiro have met before, when they were adrift alone in space.