24 Hours Time Travel

In the future, large-scale volcanic eruptions will occur frequently due to crustal movements. Humanity has lost most of its land and water sources, and is forced to huddle in a tiny place: the extreme ice zone, where conditions are difficult and overcrowded. The earth can no longer withstand deforestation and squandering. In order to obtain resources and space for survival, scientific research institutions from various countries have jointly developed interstellar routes and built space bases, thus starting the interstellar era. Time Travel Company accepts all people with special physiques, among which the soul host body undertakes various time-traveling tasks. The purpose of the task is to rewrite history and change the destiny of the client family. The mission lasts for 24 hours. After 24 hours, it will be expelled from space and return to modern times.