Cthulhu looming large in 8k immersive 360 cinematic space, centered composition on a rugged, moss-covered rock jutting out of a tempestuous sea, lighthouse in ruins nearby, stormy weather with ominous clouds, hyper detailed 4k portrait of the beast, soft focus lens effect, eerie glow emanating from bioluminescent flora, sweat-drenched, atmospheric, and moody lighting, shallow depth of field, intense surf and lumen reflections, high-dynamic-range imaging, cinematic, film-noir-inspired, dark saturated colors, and an overall sense of foreboding doom.