Perhaps, but then you kill that person and the power vacuum that is now created is likely to attract someone so much worse. There is no guarantee the next person will be better than the current one, and if the next one is worse, it would be your doing.
Then just get rid of the next monster. Eventually the hierarchy will learn and reform, if by no other means than by the individuals corrupting the structure being eliminated
Perhaps, but then you kill that person and the power vacuum that is now created is likely to attract someone so much worse. There is no guarantee the next person will be better than the current one, and if the next one is worse, it would be your doing.
So? You have a death note. You can give every new entrant a 1 month trail run. Eventually people will figure out a pattern. Humans aren’t that dumb.
Then just get rid of the next monster. Eventually the hierarchy will learn and reform, if by no other means than by the individuals corrupting the structure being eliminated