Firefly By (author): "Piers Anthony"Genres:Fantasy books Fiction books Science Fiction books Horror books Publish Date: August 1st 1990 ISBN0380759500ISBN139780380759507AsinFireflyOriginal titleFireflyWhen a fleshless corpse is found on a Florida estate, a reclusive caretaker, an investigative reporter, a police officer, and a woman discover that a creature whose victims die in a frenzied state of sexual ecstasy is preying on human beings.