"Kerala Backwaters Houseboat Editorial Couple Portrait"

Edit this photo. Keep both subjects' exact facial bone structure, eye 
shape and color, nose shape, lip shape, jawline, and skin tone 100% 
identical to the original photo. Body build and proportions unchanged 
for both individuals. Non-negotiable.

LIGHTING SETUP (as a real photographer would dial it in): Key light — 
warm late-afternoon sun reflecting off the calm backwater canal, 
acting as a soft warm key from camera-left at a low angle. Fill — 
soft ambient green-tinted light bounced from the surrounding palm 
trees and paddy fields, gently balancing the warm key at close to a 
2:1 ratio so shadows stay soft. Rim light — the low sun grazes both 
subjects' hair and shoulder edges from behind, creating a thin golden 
rim separating them from the lush green backdrop. Catchlights in both 
sets of eyes should be warm and soft, reflecting the water's shimmer.

LENS & OPTICS: Simulate an 85mm lens at f/2.0 — flattering facial 
compression, background rendered as soft creamy bokeh with the 
traditional woven-palm houseboat roof and distant palm trees softly 
blurred, gentle fall-off in sharpness away from the focal point, 
faint natural vignette at the corners.

FILM/COLOR SCIENCE: Warm-green tropical film response — sunlit 
highlights bloom softly rather than clipping, shadows lifted gently 
with a faint green tint rather than crushed black, warm amber-gold 
midtones held steady against the lush green backwaters for natural 
depth separation.

Style: Light, breathable outfits — the woman in a soft cotton saree 
or flowing dress in cream or pastel tones, the man in a simple linen 
shirt with sleeves rolled up, both looking relaxed and vacation-ready.

COUPLE BIOMECHANICS (real physical interlock, not a generic pose): 
Sitting together on the houseboat's deck chairs or railing, one 
partner's hand resting gently over the other's on the armrest, 
fingers naturally overlapping rather than gripping. Bodies angled 
toward each other, one partner leaning in slightly to say something 
close to the other's ear, weight shifted naturally toward one another 
as two real bodies relaxing together would, not two independently 
posed figures.

EXPRESSION: Easy, unguarded joy — a genuine shared laugh with eyes 
softly crinkled, one partner mid-sentence with a relaxed open mouth, 
the other listening with a warm smile, shoulders loose from the 
vacation calm.

RETOUCH PIPELINE: Frequency-separation-style retouching — smooth 
tonal transitions on skin while fully preserving fine pore-level 
texture and natural color variation under the warm tropical light. 
Subtle dodge-and-burn to retain natural facial planes for both 
subjects, no flattened or washed-out glow.

FINISHING: Fine film grain overlay at low opacity, very slight 
chromatic softness at the frame edges as a real lens would render, no 
digital sharpening halos, natural imperfect crop as if not perfectly 
composed in-camera.

Ensure zero facial distortion, anatomically correct hands with 
natural finger overlap between both subjects, and consistent shadow/
light-source logic between the warm sunset key and green ambient 
fill.

Copy the complete prompt and use your own reference photos where requested.