The story follows the emotional journey of two childhood friends, Jisoo and Taehyun, as they navigate the complexities of growing up, hidden feelings, and the impact of jealousy and rumors on their relationship. Jisoo is calm, composed, and academically driven, while Taehyun is charming and playful, though he struggles with insecurities. In middle school, Jisoo begins to realize his deeper feelings for Taehyun but hides them due to confusion and pride.