Most of the creatures in the demon world were not sane?
Wang Lu's assumption made the other four lead disciples frown.
Because that was really a weird assumption. The current mainstream rumors in the Nine Regions about the demon world was that the demon race was a group of senseless killing machines. They exist to destroy everything in the world, and they were mortal enemies of humanity.
In the records of the first great war of immortals and demons, there were too many ambiguities. Perhaps there was such kind of hidden secret, but by the second great war of immortals and demons, it was already purely naked killings on both sides.
If it wasn't for their experience of the five blood spirit power struggle in the group of immortal tombs, where they witnessed with their own eyes the joy, sorrow, and happiness of the demon race, it would be hard for them to believe if someone would say that the demon race also had human nature. However...
Bonus chapter coming in around six hours!