Summer nights are always full of stars, and the stars in the sky are like worlds, countless, the same or different worlds, the same or different people, performing the same or different stories every day, and the meteors that fall like fireworks that night are no longer important, whether they are the beginning or the end, the starting point or the end point. What is important is that many things cannot be changed even if you try hard. Those things that we once thought had changed may eventually turn into scars in our hearts. However, there will always be a day when we will grow up in an instant, because someone, something, a certain sentence or a look suddenly understands...