Three days later.
A reconstructed area located in what was originally the northwestern desert region in Z country, an area of about 30,000 square kilometers.
After hundreds of years of operation, the area was rich in resources and was developed in the area of science and technology. Its development index ranked amongst the top in the world.
It was also once known as the Earth-Life Extension Center. Most of the life-extension treatments were completed in hospitals in this area.
After the return of the Protoss, the humans' gradually lost their sovereignty over the lands on Earth; the Chen family included. They were once labeled as the third superpower. They had also given up countless free cities and pulled back their forces. Finally, only this base of operations was left.