The world is divided into big and small, but it is difficult to distinguish between strong and weak.

But something, as a marked degree of danger, is evident.

"Before, we thought this was a low-pollution world, with low risk and rich resources, which was very suitable for the development of new forces like us to explore foreign lands..."

Fifty years ago, the earth was a low-pollution world, everything was under the shadows, and the secret keeper could guard everything.

Silent Mountains, that is

The content of this chapter is being updated...