Youth and girl, coveted spring.

-"At that time, I still didn't know the special meaning behind it."

Katsuyuki, a junior high school student, who has never known love and Haru, the school's madonna, who moved here from Tokyo. In a strange turn of events, the distance between them grows closer… It's beautiful, it's fragile, it's miserable, and it's painful. A coming-of-age mystery spun by the spell of first love.