Ao Fujieda, a high school outsider, crosses paths with Sakura Hidaka, a cheerful and bright girl, at a local library. Despite attending different schools and having little in common, they share brief interactions after school. As Ao finds himself drawn to Sakura, a subtle attraction blossoms between them. Unbeknownst to each other, both harbor deep secrets. Through their regular library meetings, a gradual and heartfelt romance unfolds, capturing the essence of a classic teenage love story.