Synopsis: Jinwoo and his friends, at the height of adolescence, experience unique moments and find themselves in trouble for various reasons. Yet, they all share a deep admiration for Seon-ah, the exemplary student who embodies grace, beauty, and a certain mystery. Though they share the same classroom, she feels like a distant dream. Slowly, Jinwoo and Seon-ah grow closer, bonded by curiosity and fascination with their differences. Their relationship weaves through moments of romance and melancholy during high school, revealing the bittersweet beauty of growing up. A nostalgic romantic comedy about maturing, loving, and learning to let go. Does first love need to last to be unforgettable?