A conspiracy of destruction, a blast of ill will from an ancient god. A hunt and a chase from the heartland of America into the doom that awaits in the East. A horrific journey to the brink of insanity that lingers at the end of the world. Nocturnum is an epic, modern-day campaign for d20 Call of Cthulhu. This horror epic introduces a terrifying new evil and an ancient conspiracy against humanity. Nocturnum is a mind-shattering journey through more than a dozen adventures complete with exstensive backgrounds, NPC, new monsters, and exotic locales. Can you survive...Nocturnum? Night Falls.