Written in the spirit of entertainment.
I find that many people think that Gao Ren is too kind and his kindness is a bit fake. I think so too!
Some people say that Dai Mingbo is too bad, he did all the wrong things, and he still pretends to be benevolent and righteous!
Then let the time traveler reverse all this and let you see what is evil and what is benevolence and righteousness!