She thought that he, like her, had been waiting for this day to come for many years. I thought I could finally put on a wedding dress for him that would only happen once in my life and become his most beautiful bride. I thought we could help each other, hold my son's hand, and grow old together with my son. . . . . . Gu Juan, if I am just a passer-by in your life, then I will play the role of your passer-by.