C462 Natural enemy

Creak ~

Just as Heer was about to attack, a strange sound came out from the Ultimate Laboratory, followed by a mechanical sound similar to an elevator going up.

"Whew ~"

Qin Long heaved a heavy sigh. It seemed that Shang Yun had finally found the entrance to the elevator, and had stepped onto the fourth floor. He could finally relax and fight with Heer.

Not long after his encounter with Heer