The story of "The Exorcism of God" follows father "Peter Williams", an American exorcist who, being possessed by a demon he was trying to expel, ends up committing the most terrible sacrilege. Eighteen years later, the consequences of his sin will come back to haunt him, unleashing the greatest battle against the evil within(艺术本来是弥补人生和自然的缺陷的，一切美的事物，都需要我们自己去发现和经营。)