From far, far beyond the galaxy, a mysterious army suddenly attacks Earth. Will the human race have no choice but to succumb to the legions invading one after another? Finally, evil's hand reaches out to the five Hokke sisters. The world is in a pinch, and Sekiman, along with the world's other heroes (except Love Pheromone) are prepared to defend it. What will be the fate of the Gedou Otome Tai? Will it be a big, super-serious development in the series' plot? (By the way, what about Love Pheromone?)
遙か銀河の彼方から前フリなしで地球を襲う謎の軍団。次々と繰り出される軍団に、人類は為す術もなく屈してしまうのか!? そしてついに悪の魔の手が、北華五姉妹に伸びてゆく。世界のピンチにセキーマンたち勇者（ラブフェロモン以外）が立ち向かう!! 外道乙女隊の運命や如何に！ シリーズ最大級の超シリアス展開??? （ところで、ラブフェロモンは？）
