This docu-thriller delves into the enigmatic life, short-lived career, and puzzling death of horror director Karl Atticus, often hailed as the overlooked pioneer of the “slasher film” genre. The documentary features conversations with numerous horror experts and enthusiasts, including Eduardo Sanchez, the director of The Blair Witch Project. Sanchez raises a compelling question: Why has Karl Atticus’s story been nearly erased from film history for the past four decades?