C217 A Beast Skin Scroll

Immediately, Sun Bing couldn't help but look around the cave. He could see the entire stone room. He could only see a stone door not far away from him. After that, there was nothing else. Instead, it was a desolate place.

Just as Sun Bing was filled with doubt, he suddenly felt a sound coming from behind him. He couldn't help but turn his head and look. He found that the stone door