Yuu Koito, a devoted fan of romantic shoujo manga and love songs, eagerly anticipates the day when love will sweep her off her feet. However, when a classmate confesses his love during their graduation, Yuu feels strangely empty, realizing she comprehends romance only in theory. Starting high school, Yuu grapples with her response to the confession while observing the composed student council president, Touko Nanami, gracefully handling her own admirers. Inspired by Touko's sophistication, Yuu seeks her guidance, only to be shocked when Touko confesses her feelings. Caught in Touko's allure, Yuu embarks on a journey to discover the elusive emotion she has long yearned for.