a true witch hunt

de bene esse: literally, of well-being, morally acceptable but subject to future validation or exception

"The case was a true witch hunt because the investigators actually believed that this was part of a wide satanic conspiracy."

Woman Released After Being Convicted Of Satanic Rituals, Child Sex Abuse

huffingtonpost.com

AUSTIN, Texas (AP) — A woman convicted 20 years ago for engaging in ritual child abuse was released on bond Tuesday