Everything you need to understand or teach The Witching Hour (novel) by Anne Rice.
The Witching Hour is an epic novel describing the influence that a spirit called Lasher has over the Mayfair family. The thirteenth witch in the family, Dr. Rowan Mayfair, and her new love, Michael Curry, work with an occult organization called the Talamasca and its representative, Aaron Lightner, to resist Lasher's attempts to be born into flesh. However, Rowan is torn between her scientific curiosity, and her resolve to kill Lasher...