There are so many different flavors of awfulness that it’s difficult to choose. And I’m sure you mean people who we knew personally and that you trust nobody is just going to shout “Lavrentiy Beria” as their answer. All things considered, the answer might be the local social services from my old place of residence. They had all the unprofessionalism of vigilantes with the power of state troopers, and it says a few things when people refer to your office building as “the haunted house of horrors on the hill”.