C3997 A Sign Before It Disappeared

"This stupid dog." Lu Yu shook his head helplessly.

No one knew how many tomb raiders Big Black had done before this. Seeing such an ancient city, it was like a natural treasure had appeared in front of it, causing it to go crazy.

However, Lu Yu wasn't worried about Black's danger.

Since it was able to survive the ancient catastrophe, it must have a lot of ways to save its life