Energetic transfer student Zhang Yun'er causes a campus-wide sensation on her very first day by accidentally creating a public misunderstanding with top student Jiang Zhaoyun. Gentle and dazzling in everyone else's eyes, Jiang Zhaoyun actually suffers from severe social anxiety. He always tries to hide away from crowds and adoration, yet he is the only one who cannot escape this girl who is always cheering him on. The two gradually grow closer through their daily campus life, walking side by side. It is not until Zhang Yun'er accidentally discovers a notebook he has treasured for years that she realizes this affection has been buried for a long time. A tender and warm campus story beginning with an accidental encounter, hiding the moments of youth where the boy and girl accompany each other and grow together.