No spoken words
Blue Crack Supplier
I did not view it as a twist and I don't think it was intended to be one the way Brother Mouzone and the other guy played those interrogations. It was clear from the start that they viewed Rust as a suspect.
I don't think the satanism thing is a red herring, though. All of that material is heavily referencing this piece:
The King in Yellow - Wikipedia, the free encyclopedia
As Little Lord Piss, you must feel a kinship with the King in Yellow.