C584 Demonic Descent!

As for Gu Feng's black zither, his face immediately revealed a sinister expression. He fiddled with the strings of the zither with both hands and a demonic roar instantly sounded out. Moreover, a black fog surrounded his body.

"Cang!"

A clear sound was heard as Sun Tie waved both of his hands. Four black light blades suddenly shot out from the zither strings like four demonic blades