There is a kind of person in the world whose life is in danger and the end is approaching. In order to survive, he has to work a part-time job to guard the souls of the dead and wait for the arrival of ghosts.
To guard the undead, you must understand their past and come into contact with all kinds of lives. Is human nature inherently good, or is human nature inherently evil? Having seen too much darkness, do you still have expectations?
The world is so dangerous, what's the point of trying to live?
--Because you are by my side, I feel warm.
Note: This article tends to be dark, so those who are immature should not read it.