Facing off against Instructor Liu who was already attacking him, Zhao Feng also raised his right leg and directly fought back.

Bang!

With a dull thud, both of them took three steps back.

Huh?

Instructor Liu's pupils contracted slightly.

This time he had used seventy percent of his strength, so he had not expected that he and Zhao Feng would be evenly matched in power. This did frighten him. As a matter of fact, he only ...