Mafia 29. Witch Hunt

I was away from the computer all day, came home tired and didn't understand what you all were talking about.
There's a lot, and I want to sleep.
Briefly explain why everyone is targeting Nairu.

In short, she was being blocked, and not all roles can be blocked, plus despite the block, most actions still occurred. And in connection with this, almost all the roles she might have are Mafia.