"Do you believe there are ghosts in this world?"
"That's not right, you can think of them as ghosts."
They're just a bunch of people who are determined to die...
The soul can stay in the human world until the body is buried, but those souls without a place to live cannot be reincarnated.
Once the "vindictive spirits" cannot drive away the resentment, the corpse cannot be buried and can only wander around the world. As a result, the resentful spirits accumulate too much. If they possess people who died in the same way as themselves,
"He will become a monster that harms the world."
High-risk professional exterminators: a group of guys with special powers and the ability to see monsters
"If I wasn't doing it for money, who would be doing such a discreet job?"
"Don't be so pessimistic, at least we are the ones chosen by fate."
Concept: the product of fantasy