Vintage Flash Group Selfie Prompt for Nano Banana Pro

{
"photo_type": "Indoor party selfie (vintage flash aesthetic, raw realism)",

"subjects": [
{
"id": "person_left",
"face": {
"description": "Use reference image 1, keep identity 100% unchanged"
},
"pose": "Leaning slightly inward, shoulder angled forward",
"expression": "Pout lips, slightly squinted eyes, relaxed playful look"
},
{
"id": "person_center",
"face": {
"description": "Use reference image 2, keep identity 100% unchanged"
},
"pose": "Centered, leaning slightly forward toward camera",
"expression": "Soft pout lips, relaxed eyes, subtle confidence"
},
{
"id": "person_right",
"face": {
"description": "Use reference image 3, keep identity 100% unchanged"
},
"pose": "Leaning inward, head slightly tilted toward center",
"expression": "Pout lips, soft playful expression"
}
],

"interaction": {
"body_contact": "tight shoulder-to-shoulder grouping",
"energy": "casual, playful, close friends"
},

"pose_rules": {
"important": [
"faces very close together",
"slight overlap of shoulders",
"tight crop composition",
"all subjects angled toward camera"
]
},

"expression_rules": {
"important": [
"all subjects doing pout/kiss face",
"slight variation in intensity",
"natural not exaggerated"
]
},

"lighting": {
"type": "direct harsh flash",

"setup": [
"camera flash from front",
"dark indoor environment",
"no soft lighting"
],

"effects": [
"bright face highlights",
"flat lighting on skin",
"strong shadow falloff behind",
"flash shine on nose and cheeks"
],

"color_temperature": "warm slightly orange tint"
},

"camera": {
"type": "smartphone front camera",

"lens": "24mm wide",

"settings": {
"aperture": "f/2.2",
"iso": "ISO 700",
"shutter_speed": "1/60s"
},

"lens_behavior": [
"slight wide distortion",
"faces closer appear slightly larger",
"edge softness"
],

"sensor_behavior": [
"visible grain",
"color noise",
"low dynamic range",
"flash overexposure in highlights"
]
},

"color_grading": {
"style": "vintage digital",

"rules": [
"warm orange tone",
"slightly faded blacks",
"film-like softness",
"no modern HDR look"
]
},

"skin_realism": {
"details": [
"visible pores",
"flash shine",
"minor imperfections",
"natural texture"
]
},

"hair": {
"details": [
"natural loose styling",
"slight frizz",
"individual strands visible",
"shine from flash"
]
},

"clothing": {
"style": "casual night outfits",

"details": [
"black tops",
"denim jeans",
"s"
]
}