I Can Hear My Own Voice in the Parallel Universe

Gao Bai suddenly heard strange sounds recently. After going to the hospital for a check-up, his tinnitus became worse and worse until he heard what he was saying in the parallel world and could still communicate with each other. A certain ancient master said: I can't live anymore. If I can't live anymore, I will teach you the white salt refining technology, the four great inventions. Gao Bai, a certain high-level sci-fi plane general, lost another battle. I have Sun Tzu's Thirty-six Strategies of War to learn about it, and I can give you some tips on your techniques... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.