C141 The Last Tomb Door

Seeing Fang Zishu's urgent look, although Professor Xu felt that it was a little strange, he did not inquire too much because he had already guessed what Fang Zishu was thinking.

The Professor Xu chuckled and nodded his head. Then, he started to talk again.

Professor Xu's words were extremely complicated, but Fang Zishu's comprehension ability was extremely good