Tanaka Tetsuro is excited at getting a full scholarship at a new high school, far away from his family. What he does not know is that he will be the only boy in an all girl school, and that there is a girl head-over-heels in love with him, waiting for his arrival. But his special friendship with the very cute and dynamic Asuka also causes him to get into a lot of trouble with the powerful student council leadership, as they are at open war with Asuka and her five friends, a group of super amazon warriors called the Koi Koi Seven.
住在这里的女孩们都有自己的魔法盔甲，希望通过学习如何操纵她们成为一名合格的战士。事实上，导弹伤害有一种特殊的能力，可以通过触摸女孩的身体来增加她们盔甲的力量。千鸟原爱音（由映山灯配音），外冷内热，嘴硬心软。有激情、有傲人身材的有莉霞（千崎千夏配音）和丰治委员一川英六（长崎树里配音）很快在学校交到了朋友。
预定为OAD三部作，故事设定在智世成为学院的旁听生之前的时间点，斯普利甘带着诡异的马拜访宅邸，并留下了「今次亡灵猎团的样子很奇怪」的信息。另一方面，对身处的环境、与好友分离、陌生的土地感到厌烦的少年加百列，也与魔法使的世界相遇了。
