Fujisaki Girls Academy is renowned for its student body, which consists of exceptionally proper girls. The most notable among them is Maki, the student council president, who is admired by her peers for her calm and polite demeanor. In contrast, Kurahashi Riko is also admired, but for her bold and tomboyish personality. Riko accidentally stumbles upon Maki while she is practicing kissing with a pillow and discovers that Maki is not what everyone believes her to be. Riko is compelled to keep Maki's secret and joins her in practicing various aspects of romance, such as holding hands and more.