Looking back three times. For the first time, I stood on the window sill and you called my name. I was very surprised: Who is this person? Why do you know my name? Why call me? I hid in the house and watched you secretly. The second time, I stood on the window sill, you called my name, and our eyes met: This is this person again, do I know him? I hid in the house again. The third time, you called my name and said "I'm leaving." I felt so uncomfortable at that time, as if something was empty. I looked at you, but you didn't come over. We looked at each other for a long time, then turned and left. Later I asked my brother and he said: He is gone. There was a voice in my heart telling me that he was really gone and I would never see him again. I knelt down and cried aggrievedly. I don't know why, but I just felt that something very important was missing. That day, I cried for a long time, until I woke up the next day and forgot everything...