In 1980, on the eve of Easter, Sister Margaret Ann Pahl was found murdered inside the chapel of Mercy Hospital in Toledo, Ohio. The brutality of the crime shocked even seasoned investigators — her body arranged in what appeared to be a desecrated ritual, an inverted cross carved into her flesh.

At the center of the mystery stood a quiet hospital chaplain: Father Gerald Robinson. For decades, whispers of ritual abuse, satanic ceremonies, and a secret Catholic cabal haunted Toledo. But when new witnesses came forward — nuns who claimed to have survived ritualistic torture at the hands of priests — the old case cracked open once more.

This is the chilling story of The Devil and the Heretic — a murder buried by the Church, a cover-up protected by power, and the question that still divides believers and sk ...