C493 Aerial Missile Bombardment

The walls of the black house were made of wood, but there was a layer of steel that was five centimeters long. There was still about two feet of mixed mud outside. Even a conventional missile couldn't directly penetrate through it.

Chen Meng couldn't be bothered to exert himself to pass through the wall. Ye Zichen knocked on the door and shouted loudly.

Not long after, the iron gate opened