Well, 'The Book of the Dead Novel' may center around the mysteries and superstitions associated with death. It could tell the story of a character who stumbles upon an old copy of a book of the dead and then strange things start to happen. Maybe they start having visions of the underworld or are haunted by the spirits described in the book. It might also delve into the cultural and historical significance of the idea of a book of the dead and how it affects the characters' beliefs and actions in the story.
I'm not entirely sure as there could be various books with this title. Generally, it might be related to themes of the afterlife, death, and the journey of the soul, as the concept of 'The Book of the Dead' in ancient Egyptian culture was about that. But without more specific information, it's hard to say precisely.