Horror literature has been with us for almost forever- from tales about vengeful gods making it thunder, campfire stories about the beastie in the trees, to books about fanatical cults. Some horror authors seem to have been with us for almost forever too- from Bran Stoker, to Mary Shelly, to Stephen King, to Dean Koontz... An ordinary parking lot in southern California. Christine Scavello and her six-year-old son are accosted by a strange old woman.  "I know who you are," she snaps at the boy.  "I know  what  you are."  A scream, a threat- and then a grotesque act of violence.  Suddenly, Christine's pride and joy, her only son, is targeted by a group of religious fanatics.  They've branded him the Antichrist.  They want to kill him.  And they are everywhere... Dean Koont's " The Servants of Twilight " was my introduction to his writing back when I was in High School.  He was being hailed as the "next Stephen King", and this book w...