It was not surprising to the command center to find human DNA in a ruin of this size, but it was a little strange to find the artillery shell from a close-defense missile in a place like this. The discovery of the artillery shell meant that this place had been attacked by close-defense missiles.

Judging from the range of the close-defense missiles which was less than four kilometers, even if the close-defense missiles were not inside the copper mine, it had to be not far from the copper mine wh