From a very young age, Shouko only practiced martial arts but now that she’s finally in high school, she wants to be «more like a girl.» During that time, she met Serizawa-kun, a popular guy who’s famous for getting into trouble because of women. Having personally seen Shouko’s strength, Serizawa-kun asked her to protect him, and become his bodyguard. Nursing him, going on a (hypothetical) date, and helping the Student Council together… While spending time together with Serizawa-kun, Shouko, who’s surprisingly being thoughtlessly treated like a girl by a sincere guy, is rapidly becoming aware of…