It's been seven years since the day they last saw each other. Seven years since Sachiko made the decision that separated them in more ways than she could have ever anticipated. Freedom now in hand, Sachiko now seeks to mend the ties that had once bound her to her petite soeur, Yumi. There is only one problem, she has no idea of what kind of woman Yumi has become. Can she reach her?

AU - The world has changed. In Japan, so many men have died at the hands of the invading aliens that young girls are now the main source for soldiers and officers. Can they stop this 50-year-old war before a new disaster strikes? Will Sachiko help lead them to victory or to death? And will the mysterious one known as Valkyrie be an ally or an enemy? M - Language, gore, sex, etc.