C101

"Yu Dongzi, go in. It's a very large hall, bigger than father Hua's training grounds, with a very high head, like an upside-down pot. There are many holes in the hall, so we chose the largest one to enter. "

"It's just like the legends, the interior is indeed filled with caves and caves. There is a dark river flowing inside, and stalactites and stalactites can be seen in the cave at any time