The Necromancers - Robert Hugh Benson - Bog

First published in1909, this novel starts with an overwhelming grief over the death of a loved one. That brings for young Mr. Baxter the crack and fracturing of his faith and ultimate despair. Then in in a desperate attempt to connect with his dead fiancé, gets involved in occultism. This turns out to be a bad idea, as Demon from Hell dresses up in the dead woman cloths and try to seduce the man. A sense of impending doom takes over. Fortunately, through love and prayers, the powers of heaven intercede.