H.P. Lovecraft's The Call of Cthulhu

Separated by vast distances, two isolated groups of worshippers share a chilling connection that extends far beyond their mutual practice of blood sacrifice. One congregation hides within the frozen desolation of the Arctic snows, while the other lurks deep in the murky bayous of Louisiana. Both are bound together by a single, unnatural incantation: Ph'nglui mglw'nafh Cthulhu R'lyeh wgah'nagl fhtagn—meaning, "In his house at R'lyeh dead Cthulhu waits dreaming." This ancient phrase serves as the foundation for a dark and terrifying mystery. Francis Thurston, a young man drawn into the depths of this enigma, finds his sanity increasingly threatened as he pursues an investigation into the cult of Cthulhu. His relentless search for the truth leads him far from civilization, guiding him toward the most forsaken coordinates in the vast Pacific Ocean. There, he uncovers Earth's ultimate horror: the risen corpse-city of R'lyeh. As the nightmares surrounding this forbidden place begin to unravel his mind, Thurston must confront a cosmic terror that defies all human understanding.