C557 Death of Johann

When Qiao Anshan said this, I saw that Qiao Si and Dr. Qiao were very calm. It looks like they knew about this a long time ago.

Qiao Anshan said that the old man also wanted to learn this, but he failed. After all these years, he was half human, half ghost.

I saw that he didn't say much this time, so I thought there must be something he didn't want to say, so I didn't ask any further