C440 Strange Stone Chamber

With a dull thud, the dagger fell to the ground.

Tang waved the dagger back to his hand, looking at the wall in front of him without leaving any trace, he said: "Sir, there's something strange about this wall, the place I attacked, is the hole we made earlier."

However, Tang was not discouraged. He continued to throw out his dagger and it flew around the stone room a few times