You can try it yourself and see

This possibility was tremendously significant for the current state of humanity.

Despite their development of weapons against the black beetles, as seen in recent battles, once the beetles breached the white net's defense, the outcome was disastrous. 

The speed and ferocity of the higher-level beetles, especially those at the fierce ghost and Ferocious levels, made them difficult for ordinary people to combat. Even with Atos' efforts to eliminate them, casualties were inevitable.

Originally, each of the ten defense bases housed thousands of soldiers. Now, despite constant reinforcements from the rear, the number of defending soldiers was rapidly dwindling. Today, the entire base had fewer than two thousand people left.