Something strange is happening in the city of Everett, Washington and Father Niccolo Paladina is tasked with investigating possible demonic activity. Nothing is as it seems, however, and things quickly begin spiraling out of his control.

When his path crosses with that of an old rival, they discover that things are worse in Everett than either of them could ever have imagined. Arthur is an Occult Hunter struggling to find some semblance of control in his life after his family was murdered. He's finding it difficult to move forward and seeks to punish the person who betrayed him.

They discover in Everett, however, that some stones are best left unturned. As Niccolo's world collapses around him, he will be left with one terrible question: what is my faith worth?