Synopsis: Jinwoo and his friends experience the joys and confusions of adolescence, all of them captivated by Seon-ah, a classmate admired for her intelligence and mysterious aura. When Jinwoo and Seon-ah grow closer, a delicate romance blossoms between them, unfolding through the highs and lows of high school life. Through moments of discovery, intense emotions, and inevitable goodbyes, the film portrays first love with lightness and nostalgia — showing that not all love has to last to be unforgettable.