C135 Land of extreme yin

"Oh my god, I can't believe there's still a sea here." Li Xiaoxiao cried out in alarm.

Huo Dong shook his head and looked at the dried up bones on the ground. "This is not the sea, this is a lake, a freshwater lake.

"Isn't this underground freshwater lake too big?" Sarina took out his flashlight and switched it on, shining it into the lake.

"Don't turn on the lights