高级二次元3D双人女性窗边亲密插画

Generate a 9:16 vertical, high-precision 3D CG double-character illustration. 

The overall style is high-end anime 3D CG rendering, with a refined, transparent, and bright screen, possessing the texture of high-completion game character promotional images / commercial-grade character posters. The overall temperament is dreamy, romantic, ambiguous, restrained, and sweet, with a distinct soft-light atmosphere symbolizing love and high shareability. 

The main subjects are two adult Oriental fantasy-style female characters, located by a huge bright floor-to-ceiling window. The composition uses a close-up perspective from the upper body to the thighs, with a slightly low-angle shot to enhance the pressure, tension, and visual impact of the image. The overall composition is a clear diagonal + S-shaped double-person interaction composition, with the characters' bodies closely overlapping, and the visual focus concentrated on the extremely close facial distance and upper body curve relationship between the two.

Left character:
Adult female, silver-white short hair, light and fluffy strands, slightly naturally curled at the ends, wearing black flower hair accessories on the side of the head, paired with slender red and black streamers. Eyes are light red, features are exquisite and soft, expression is gentle and active, with a slight sense of aggression. She is the side actively drawing closer, her body leaning forward significantly, pressing towards the right character, with one arm around the other's shoulder/neck or propped beside the other, and the other hand close to the other's waist or back, creating a clear kabedon-style approach.

Right character:
Adult female, bright red long hair, high ponytail hairstyle, dense and smooth hair strands, flying slightly in the backlight. Eyes are red-amber, features are mature and exquisite, expression is calm, confident, and gentle, with a slight sense of provocation when being approached. She leans lightly against the edge of a black window frame, with her back and shoulders close to the window, her body leaning back slightly, waist and hips naturally twisted, the standing posture has a clear beautiful S-curve.

Both characters have mature, plump, full, naturally coordinated female physiques. Full and rounded breasts, clearly cinched waist, smooth waist-to-hip transition, thighs and arms with appropriate soft fleshiness, overall curves are obvious but elegant and restrained, not vulgar. 

The relationship between the two is extremely intimate: noses almost touching, lips very close, eyes meeting in an ambiguous close-range gaze, forming a strong sense of closeness, pressure, intimacy, and wordless emotional tension. Not a normal hug, not a normal group photo, but a clear "active approach + pressed against the window" intimate window composition.

Both wear a unified style of white fantasy-style modified short formal dresses, overall a combination of high-fashion sense and light fantasy. The clothing includes: white main color, light suspenders, off-the-shoulder design, waist-cinching cut, side-腰镂空 (waist cutouts), black thin strap cross structure, a small amount of red accents, mixed materials of silk satin and thin gauze, skirt hem naturally spreading lightly. The clothing naturally sets off the characters' plump and full body curves, highlighting the chest-waist-hip ratio and female silhouette, overall elegant, dreamy, exquisite, non-transparent, not overly exposed. 

The scene is located by a huge indoor floor-to-ceiling window, with strong natural light shining in from outside, forming a high-end backlighting effect. The overall light is a warm golden-pink / peach-pink sunset soft light, with a sweet atmosphere symbolizing love. There is a soft glowing rim light on the edges of the characters, a few red petals, small light spots, fine dust particles, and faint heart-shaped bokeh spots floating in the air, creating a romantic love atmosphere. Hair strands and streamers sway slightly with the air, enhancing the sense of movement. The background is simple, clean, and bright, without complex furniture or cluttered information.

Image texture requirements:
3D CG high-precision rendering, PBR materials, exquisite facial modeling, delicate skin texture, realistic subsurface scattering, soft highlights, clear hair strand details, realistic fabric folds, cinematic lighting, shallow depth of field, commercial poster grade completion, the overall presentation is high-end, dreamy, ambiguous, sweet, restrained, high-tension, and highly shareable visual effects.

Negative prompts:
No normal hugs, no two people standing parallel, no stiff movements, no characters too far apart, no unbalanced body proportions, no too thin, no flat chest, no unobvious curves, no deformed fingers, no multiple hands or arms, no broken face, no low resolution, no cheap flat-painted anime, no realistic photo style, no vulgar eroticism, no transparent clothing, no nudity, no underage feeling, no cluttered background, no watermark, no text, no signature.