Jay's Journal* is a fictional diary-style book written by Beatrice Ruby Mathews Sparks under the pseudonym Anonymous. Published in 1979, it's part of the Anonymous Diaries series and follows the story of Jay, a bright high schooler who gets involved with drugs and Satanism. The book is presented as a cautionary tale about a depressed teenager's descent into the occult, and his belief that he's being haunted by a demon.

ISBN: 9781442419933