First-year student Kouta Oyamada, who has arrived in the city from the rural countryside in order to attend classes at Kunpo High, meets a tall, beautiful second-year student by the name of Chizuru Minamoto. She is a girl with a big secret to hide!
Kampfer is the tale of all-around average guy Natsuru Seno, who gets caught up in wild and dangerous situations after becoming a Kampfer, which are superhuman females with incredible powers and abilities. To use this power, however, Natsuru must gender-swap from his average male form into that of a girl!
Kanako Miyamae transfers to the all girls school where her mother and father met in order to find her destined love. She loves women and allergic to men. She falls for the a beauty named Mariya Shidou, but "she" is actually a sadistic, cross-dressing boy.