Move Under Ground2004
a novel
by Nick Mamatas
Drinking off a nervous breakdown up in Big Sur, Jack Kerouac witnesses the rising of an ancient monster from the sea. Now he must get back on the road to find Neal Cassady, the holy fool whose rambling letters hint of a world brought to its knees in worship of the Elder God Cthulhu.
— from OpenLibrary
4 editions at OpenLibrary