A documentary about the filming of "Mark of the Devil" and it's sequel "Mark of the Devil II" directed by Martin Nechvatal.

A tribunal interrogates, tortures and murders "witches" and "heretics" during the Inquisition.

In 1700s Austria, a witch-hunter's apprentice has doubts about the righteousness of witch-hunting when he witnesses the brutality, the injustice, the falsehood, the torture and the arbitrary killing that go with the job.