C188 Underground City

It was a good thing that what flowed in the river in front of Qu Zhantian was not the Yellow Springs that he feared the most, but rather a kind of liquid that flickered with a silvery white color.

"This is ?" Mercury! "Extremely poisonous!"

Sima Liang's lips moved slightly, as if he couldn't believe his own judgement, but he still told his the answer. Qu Zhantian's face was filled with shock