Chương 644: Chapter 644: Fall of Human Society II

He had leveled up quite a few numerous times since he got the system, and even more so when he started the slaughter with his partner.

He had been climbing through the levels and ranks non-stop growing stronger by the second. Until now though he hadn't been able to try the new strength even once.

That was because all the targets and victims he had brought down were extremely weak and easy to take down.

This was the first time that he was facing experts that had strengths close to his one. Only now could he have a chance to release the beast inside himself.

'Awwwooooooooooo~!'

With these thoughts in his mind, he immediately seemed to have made up his mind, as he started howling to the sky, and slowly transform.

In a matter of seconds, his body started to quickly grow bigger and stronger, while some sort of black to grey fur grew all over his body, and his clothes were slowly being ripped to tatters.

'swissh…, swish…, swish…'