In last month''s Cthulu Tales #5, Mark Waid seeded clues and hints to the scope of BOOM!''s new horrorverse. Now that the Necronomicon has been opened, writer William Messner-Loebs brings you the next chapter as he reveals the origins of the forbidden book of legend--and how its catastrophic influence will soon spread over the BOOM! line of titles! Cover by J.K. Woodward.