Reinforced concrete is the best medium for transmitting sound; it brought back the rapid footsteps. The gang had finished sealing off the area and was now rushing in through the front door!
The gunfire fell and rose. Orange light burst forth in the darkness, striking the door and splashing spectacular orange sparks.
The attackers had shown their true colors and were no longer pretending to be a survivor's base.
In the dark, various modern machinery, long since silent and covered in dust, echoed the only remaining sounds through the air: the roar of engines from the streets and the sound of gunfire.
The world had fallen into a strange, black silence.
Bi Fang suddenly asked Matthew, "Did you see any other ways in when you arrived? Like a vent or some path less traveled by ordinary people?"