Natsuru wakes up one day to discover that he has turned into a woman; a tiger plush introduces itself and tells Natsuru that he is now a Kampfer.

Natsuru soon discovers that his enemy is closer than he thought; the student council president interrogates Natsuru and Akame about the library incident.

Natsuru's first day of school on the girl's side takes an odd turn when rumors begin flying about a relationship between his male and female forms.

Shizuku blindsides Natsuru by entering him in the culture festival beauty contest; Natsuru, in Kampfer form, goes shopping with Akane to prepare.

With the cultural festival about to begin, Natsuru and Akane get dressed in various costumes by their classmates.

Natsuru gets roped into participating in a maid cafe at school; Shizuku later warns him that a new Kampfer has revealed themself and is on the way.