C349 Knowledge is great power

A small trick! Yu Hai's eyes tensed up, his left hand clenched into a claw as he grabbed onto the struggling black fog. The black fog condensed into water and struggled in his hand, grabbing onto Yu Hai's attention, he ignored it as he walked towards Xiao Liu.

Xiao Liu half lowered his head, his body paralyzed in the corner, his face extremely pale white. With his eyes closed