Playful S-Curve Pose with Dreamy Glow

Masterpiece, best quality, RAW photo quality, 8K UHD, ultra-realistic photography,
  100% photorealistic,
  Beautiful Korean idol woman, early 20s, slim with soft curves, long legs,
  messy bun with loose strands framing face, dark brown hair,
  Ultra-realistic skin with visible pores and peach fuzz,
  subsurface scattering on ear edges, natural skin micro-texture,
  warm-white skin tone, soft supple real skin, not airbrushed,
  Barely-there makeup, clear bright eyes, natural flush on cheeks,
  peach nude dewy lips, wide-eyed shy innocent expression looking back at camera,
  playful smile forming, cute and subtly seductive,
  Wearing black matte string triangle bikini top and black side-tie bikini bottom,
  bikini fully visible, nothing covering body,
  On hands and knees on a large white rumpled bed with soft white sheets,
  back arched with hips raised and tilted up,
  looking back over her shoulder directly at camera with a shy playful smile,
  one hand gripping the white sheets, weight shifted forward,
  spine curved creating elegant S-line from shoulders down to raised hips,
  bare feet slightly crossed behind her,
  long legs emphasized by the arched pose,
  body language: playful teasing innocence — cute and confident,
  Shot on 85mm f/1.8 lens, Black Pro-Mist 1/4 filter,
  soft halation bloom on highlights, dreamy glow with maintained shadow depth,
  shallow depth of field, sharp focus on eyes, creamy bokeh,
  Soft golden morning light flooding through sheer white curtains from the side,
  2:1 lighting ratio, warm light wrapping around body contours,
  golden rim light on hair and shoulder, sheets reflecting soft fill light,
  sun-drenched minimalist white bedroom, airy and bright,
  3:2 vertical composition, slightly low angle from bed level,
  full body framing showing complete arched pose,
  subject at right-third line,
  Kodak Portra 400 film simulation, warm skin tones, cyan-green shadows,
  soft highlight rolloff, fine film grain, slightly reduced contrast,
  Ultra-detailed skin with peach fuzz in warm light,
  natural matte bikini texture against bare skin,
  rumpled white sheet fabric detail, 8K resolution, no artifacts