2x2 collage. Keep subject and outfit the same. Slightly modify pose and facial expression. Frame 1: shy. Frame 2: seductive lip bite. Frame 3: confident. Frame 4: longing face with tongue out. no text {   "subject": {     "description": "20yo cute Korean idol, bare shoulders, posing in marble bathroom.",     "mirror_rules": "null",     "age": "20",     "expression": {       "eyes": {         "look": "direct",         "energy": "innocent",         "direction": "at lens"       },       "mouth": {         "position": "slightly parted",         "energy": "soft"       },       "overall": "cute and alluring"     },     "face": {       "preserve_original": false,       "makeup": "Korean celebrity styling, dewy, fair, youthful"     },     "hair": {       "color": "dark brown",       "style": "messy updo",       "effect": "stray strands"     },     "body": {       "frame": "slim",       "waist": "hidden",       "chest": "covered by arms",       "legs": "hidden",       "skin": {         "visible_areas": "face, shoulders, chest, arms",         "tone": "pale white",         "texture": "feels smooth, soft like porcelain",         "lighting_effect": "subtle highlights"       }     },     "pose": {       "position": "standing",       "base": "lower edge",       "overall": "arms crossed over chest"     },     "clothing": {       "top": {         "type": "bare shoulders",         "color": "null",         "details": "null",         "effect": "null"       },       "bottom": {         "type": "hidden",         "color": "null",         "details": "null"       }     }   },   "accessories": {     "headwear": "null",     "jewelry": "diamond studs, delicate pendant, layered diamond ruby bracelet",     "device": "null",     "prop": "null"   },   "photography": {     "camera_style": "smartphone selfie aesthetic",     "angle": "slightly high",     "shot_type": "bust shot",     "aspect_ratio": "3:4",     "texture": "soft digital noise, slight blur",     "lighting": "off-center overhead, soft bounce",     "depth_of_field": "shallow"   },   "background": {     "setting": "bathroom",     "wall_color": "grey white marble",     "elements": [       "bathtub edge",       "wall sign"     ],     "atmosphere": "private",     "lighting": "ambient"   },   "the_vibe": {     "energy": "relaxed",     "mood": "intimate",     "aesthetic": "clean",     "authenticity": "candid",     "intimacy": "high",     "story": "late night unwinding",     "caption_energy": "night routines"   },   "constraints": {     "must_keep": [       "jewelry",       "marble wall"     ],     "avoid": [       "visible clothing",       "heavy makeup"     ]   },   "negative_prompt": [     "old",     "ugly",     "heavy shadows",     "clothes",     "deformed",     "CGI"   ] }