C63 mysterious killer

"What? You seem to know that he will kill after he is released from prison?" I asked.

"No, come in and take a seat." Ceng Hong said, and opened the door to let us in.

Ceng Hong told us that someone spent money to send him a letter. Since he had given his quite a bit of money, Ceng Hong agreed. Furthermore, it was just to deliver the letters without doing anything else