Dark disturbing sci-fi masterpiece portrait of a terrifying non-human female alien, topless, displaying beautiful bare breasts and exposed chest, terrifying and uncanny facial features, elongated xenomorph-style smooth head structure, dark hollow or glowing predator eyes, body fused with sinister organic bone-like exoskeleton and wet obsidian-black textures, biomechanical cables and rib-like structures, hyper-detailed skin texture, dark moody cinematic horror lighting, photorealistic, 8k resolution, eerie and majestic mood.