The HBO story revolves around the die-hard fans of an iconic underground graphic novel who are suddenly launched into their own pop-culture thriller when they learn that the author has secretly written a sequel. Unfortunately, the new manuscript is much more than just a book and those on the hunt for it suddenly find themselves in a game of shifting loyalties, conspiracy and shocking twists as the true meaning of the book is slowly revealed.
David Fincher and author Gillian Flynn to produce a stateside adaptation of the UK's Channel 4 drama of the same name. HBO has inked Flynn to an overall deal to pen the American version. Fincher will direct and executive produce. –hollywoodreporter.com