"What's the matter?"

The floor tile that Xiao Qi stepped on under his feet was somewhat loose. He looked at the floor tile curiously and found that there was a small gap on it, which could just pick up the floor tile.

Xiao Qi picked it up and found it was empty.

"This is the real story."

Xiao Qi originally envisaged that the killers would come in from the sewers of the airport, but Xiao Qi did not know that the sewers of the airport were not big enough for an adult to pass through.

Seeing the tunnel, Xiao Qi knew he could not stay here anymore, because it would...