Cinematic photorealistic biomechanical horror image of an ethereal beautiful young woman with long snow-white hair, heterochromia, (one deep violet eye, one bright amber eye), seductive mysterious gaze mixed with dread, wearing extremely revealing dark living lingerie of pulsing flesh and thin metallic wires that merges with her body and leaves almost nothing to imagination, dynamic sensual-horror pose — lying on her back on a grotesque flesh-metal altar with knees bent high and back arched dramatically, one hand caressing the biomechanical growths on her chest, intricate skin details with sweat, veins and organic circuitry, in the depths of ancient medieval catacombs where walls are covered in breathing biomechanical membranes and writhing tentacles, medieval biomechanical horror apocalypse at twilight, powerful dark erotic atmosphere of Luis Royo and H.R. Giger, ultra realistic, moody atmospheric sickly bioluminescent lighting, highly detailed, sensual and profoundly disturbing, 8k