Thousands to tens of thousands of years ago, resentful spirits wandered around, pretending to be ordinary people in the world. He does many evil things and makes a living by eating human flesh.
With such a hateful resentful spirit, there must be someone who can restrain them.
Generations of people have not been eliminated for hundreds of years.
Do we really want to live together like this?
Purpose: Everyone has resentment and it should be fair