Dell plunges into the depths of horror with a completely new cutting edge line of psychological horror--Abyss Books. The first Abyss title, The Cipher, is the story of an eccentric couple's experiments with a living darkness that spiral out of control. Kathe Koja's stories have appeared in Isaac Asimov's Science Fiction Magazine.

The Cipher 1991, Dell Publishing Company, New York

ISBN-13: 9780440207825

Mass-market paperback