C80 Phantom fog

"You think there's something down there?" Bai Hua looked at me with interest, then squatted down and knocked the floor a few times. Immediately, a thumping sound came out, those who did not need to open the door to understand that there was something solid below.

Sure enough, when Li Mei saw Bai Hua's actions, she immediately said: "There won't be anything, the bottom of the floor is solid