masterpiece, best quality, ultra-detailed illustration, sharp focus, intricate details, highres, absurdres, 1girl, solo, mature woman, 20 years old, adult female, mature features, beautiful detailed face, symmetrical face, detailed iris, long eyelashes, slight blush, medium length blue-black hair, feathery messy hair, single prominent left-swept red highlight streak on bangs, red streak in black hair, blue eyes with distinctive gear-like pupils with eight grooves, detailed eyes, large breasts, slim waist, narrow hips, slender thighs, toned abs, athletic slim figure, perfect anatomy, detailed anatomy, anatomically correct, beautiful detailed hands, detailed fingers, glossy pale skin, wearing black lingerie bra and panties, bent over leaning on metal railing in apartment stairwell, ass up, legs slightly spread, doggystyle pose, looking back over shoulder, seductive expression, lustful eyes, slight smile, tongue slightly out, bubble but, dimly lit stairwell, concrete walls and steps, typical Russian apartment building подъезд, metal railing, soft natural light from window above, from behind three-quarter view, ass focus, hentai style, detailed anime illustration, glossy wet skin, (bent over:1.3), (ass up:1.2), looking back