Zhang Hang crossed the other world and became a glorious teacher with a mysterious library in his mind. As long as he has seen things, whether people or things, can automatically form books, record each other's various shortcomings, so he cattle big! Teach students, take disciples, open a classroom, cultivate the strongest, and teach the world. "Scorching Sun Emperor, can the titular emperor pay attention to his image?" "And you, Qiankun Demon Monarch, can you eat less onions, want to smother me to death?" This is a story of a teacher's path inheritance, cultivating and pointing out the world's strongest bully pulling the strings.