When a scholar stumbles upon an ancient manuscript, he unleashes a nightmarish force from the depths of the cosmos, leading him and his allies into a desperate struggle against an ancient cult and the encroaching darkness of the cosmos....

In a crypt haunted by the ancient and forbidden, a resurrection of Cthulhu threatens to unravel the fabric of reality, as a group of scholars and a lone detective race against time to prevent the Night's Reckoning....