C642 Concealment

Xiao Shuai gradually went closer and closer, but was not obstructed at all. It was still pitch black inside, but it was getting bigger and bigger.

It was Xiao Shuai's specialty to silently approach the enemy, he had never felt anything difficult about it. Xiao Shuai slowly walked closer, only to realize that there were three people in total. Xiao Shuai secretly took out his night vision goggles