Unknown Universe Prequel Earth's Past

What has happened to the earth within a hundred years has time and again broken mankind's dependence on this world and the past that inspired people's scientific and technological progress. Human beings are often painful in the course of history. Changes in the destruction of the ecological environment, people's panic about the world, civil strife in the country, and being watched by enemy countries are all kinds of uncertain and changing factors. As the story unfolds, mankind will also be accompanied by the beginning of the fourth industrial revolution, and it will also be the first step for mankind to step out of the foundation of the earth.