In the future people will be able to save the world of a certain moment in a storage device and purchase the world of a certain moment that they can Enter this world at the time. This act became the fashion of the day, just like video games are today. In this world, everything is frozen at the time, and people can use this service to achieve the same effect as time travel. The production process was advanced by an outline split screen, animated by maya and camera movement and rendered in arnold renderer. Through the story of a home-coming, the work aims to show the emptiness in the heart of people in a high-tech world and the longing for the emotions they once felt. I hope to present a sense of loneliness and eschatology, and a little nostalgia for the past.