We have all been moved by the hearts of others. It has been a long time since we have seen these people who make our hearts beat, and it has been a long time since we stopped missing them. It turns out that they have been living in our bodies, guarding our memories, and helping us to pass the time when we are alone. We are in the same city, but we are still the farthest apart. Even though there are many people around me, I still feel alone. Keep the story and keep it alone. I just want to write a letter to the past and let it keep the memory. ——Essay