When time stops again and returns to the era of youth and innocence, can we still be together? A missed love happened without warning. When we meet again, can we still abide by the agreement we made then? She concealed the sadness and helplessness of the past, and wanted to live a peaceful and fulfilling life. When two completely different and beautiful teenagers entered her world as fragile as gauze again, one gave her a heart-wrenching helplessness, and the other gave her a spring breeze. Faced with their same love, how should she choose?