From the back of the book:
Some questions should never be answered and some mysteries should never be solved. Darkness remains within men's souls beyond reach of illumination - darkness that is home to unnameable horrors.
Computer-use rules, explosives, helicopters, income and travel costs, a selection of modern automobiles, new professions, modern-day insanities, improved modern-day character sheet
Call of Cthulhu is a roleplaying game based on the works of H.P. Lovecraft, in which ordinary people are confronted by the terrifying beings and forces of the Cthulhu Mythos. Cthulhu Now presents modern-day background and adventures for Call of Cthulhu.