Shen Han is an experienced reader. Once he traveled through books, he actually traveled through time and became Shen Han, the leader of the Jingfeng Peak of the Xiaoyao Sect with the same name as him in the book "Crazy Immortal". See how he saves the Xiaoyao Sect and teaches He Feng into a qualified apprentice.
"Master, do you really not believe me at all?"
"You are a demon, how do you want me to believe you!"
Purpose: To be a good master