Board Thread:Spoilers!/@comment-27060727-20171102064034/@comment-33386384-20180303031937

Truest Believer wrote: How do you know there's a witch hunt? We don't know if he/she is a witch hunter, and that doctor wasn't even a witch.

The coven witches will be shown, I think. It was confirmed in interviews that there is a "serial killer" hunting witches.