Ultra realistic cinematic scene in a dark abandoned secret underground laboratory. A stunning 38-year-old combat MILF operative with beautiful mature face, sharp seductive eyes, long wavy dark red hair, full glossy lips, perfect makeup. She has an extreme bimbo MILF body massive heavy breasts, tiny waist, very wide hips, thick juicy thighs. She wears a tight black elegant skirt suit with deep cleavage, short pencil skirt, torn black stockings, red high stilettos (one broken), tactical holsters and gun straps still on her body. She is being brutally dominated by a completely new type of monster a huge grotesque biomechanical horror: massive muscular humanoid torso fused with writhing fleshy tentacles and pulsating tubes, glowing purple veins, sharp chitin plates, multiple glowing white eyes, drooling maw. One extremely thick, veiny, slimy tentacle-cock is forced deep into her mouth and throat, stretching her lips wide, visibly bulging her neck and cheek. The monster is passionately pumping thick glowing white viscous liquid straight down her throat. Excess cum overflows heavily from her mouth, dripping down her chin, neck and between her huge breasts, soaking her torn suit. Her eyes show mix of rage, shock and unwanted ecstasy. One hand still weakly grips a pistol, the other tries to push the tentacle away. Body arched, skirt lifted, legs trembling. Broken lab equipment around, green emergency lights, mysterious and dangerous atmosphere, cinematic lighting, photorealistic, 8k, extremely detailed, explicit, erotic horror.