There is a group of humans living in the central galaxy, but the planet they live on is about to be destroyed, and they have to explore new places to live. In the depths of the universe, they discovered the Earth that was still in the Jurassic period. They killed the dinosaurs and restarted the Earth. By promoting the development of human society on Earth, they happened to enjoy the already completed planet on the day they arrived on Earth, freeing them from the labor of rebuilding. However, they made new discoveries as they approached the Earth. Where should they go next?
Purpose: sustainable development