Ning Xiyue touched the stone on the left side of the cave, took out a flashlight from her bag and shone it inside.
The three of them used the light of the flashlight to see the situation inside clearly.
The space below is huge, as if the entire mountain has been hollowed out. There are steps leading down one by one, and there is a large square below. There are many different materials piled on the square, which is very messy and looks a bit like a garbage dump.
When the light shines on the edge of the square, we can see grids of holes. These should be rooms. The square is surrounded by holes, which means there are many rooms, which accommodated a huge number of Chinese people who lived a simple life at that time.
The square looks like it is divided into areas.
Ning Xiyue thought that the check-in location was an underground laboratory, but it didn't say what kind of laboratory it was. The area was huge, so could it be a comprehensive laboratory?
When she mentioned laboratories, the first things that came to her mind were virus biological laboratories, military factories, and powder depots.
Ning Qingyuan was stunned and very curious about what was inside: "Brother, shall we go in and take a look?"
Ning Qingzhi slapped him on the head with a big bag: "What are you looking at? You don't even know what the danger is. You are not allowed to enter now."
Ning Qingyuan cried out in pain.
"Awooo." Xiao Hui howled at Ning Qingzhi.
Ning Xiyue ignored them, leaned against the cave entrance and signed in.
"Successfully signed in, and received a special bulletproof vest, a copy of the Palace Secret Records of Beauty and Health, and a toxin-removing and miasma-removing air freshener with the recipe."
At the same time, Gangzi brought Ji Yanming and others here and shouted to Ning Qingzhi at the door, "Old Ning."
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