Chione lives in a world were men are dominant and females aren't seen. If they are seen, they are seen as a threat, then they are sent to a school all year around meant to break them. Meant to teach them to be the "happy-little-home-maker." Chione was taught by her brothers and in some areas, surpasses their teachings. One day, as part as a mandatory check in, the military finds out about Chione's unique skills and is sent to a "School" for girls. Little does she know, what the future holds for her.