水下電影情侶之吻，同時保留身份

```json
{
  "generation_request": {
    "meta_data": {
      "task_type": "underwater_cinematic_couple_kiss",
      "language": "en",
      "priority": "highest",
      "version": "v1.0_UNDERWATER_INTIMATE_REALISM"
    },
    "input": {
      "mode": "image_to_image",
      "reference_image_usage": "very_high",
      "preserve_identity": true,
      "preserve_facial_features": true,
      "notes": "從上傳的參考圖片中，精確維持臉部結構、比例、眼睛位置、鼻子形狀、嘴唇豐滿度、下顎線和頭髮特徵。不允許身份漂移。不允許風格化。"
    },
    "output": {
      "aspect_ratio": "3:2",
      "resolution": "ultra_high",
      "num_images": 4,
      "sharpness": "high",
      "grain": "subtle_film_underwater"
    },
    "scene": {
      "concept": "浪漫水下之吻",
      "environment": "清澈的碧綠海水，柔和的自然光從上方水面穿透而入",
      "composition": "情侶水下親吻的特寫側面，身體部分可見，頭髮和布料漂浮著",
      "details": [
        "臉部周圍的自然氣泡",
        "光線穿透水面",
        "有機的水體扭曲",
        "水中柔和的微粒物質"
      ]
    },
    "subject": {
      "couple": {
        "woman": {
          "identity": "以最高相似度準確使用上傳參考圖片中女性的臉部。",
          "expression": "雙眼輕輕閉合，自然放鬆的親吻表情",
          "hair": "與參考圖片中的頭髮完全匹配；在水中自然漂浮，具有逼真的浮力",
          "wardrobe": "輕薄簡約的泳裝或柔軟飄逸的布料，自然地隨水流動"
        },
        "man": {
          "identity": "以最高相似度準確使用上傳參考圖片中男性的臉部。",
          "expression": "雙眼輕輕閉合，自然放鬆的親吻表情",
          "hair": "與參考圖片中的頭髮完全匹配；因水流而輕微漂浮",
          "wardrobe": "自然的裸露上半身或簡約泳裝"
        }
      }
    },
    "lighting": {
      "style": "自然水下陽光",
      "direction": "由上而下的光線",
      "caustics": "皮膚上細微移動的水光反射",
      "contrast": "柔和低對比度",
      "skin_rendering": "逼真的水下膚色，略帶藍綠色調轉變"
    },
    "camera": {
      "lens": "35mm 水下鏡頭",
      "aperture": "f2.8",
      "depth_of_field": "中等淺景深",
      "focus": "臉部清晰，背景柔和漸變"
    },
    "color_grading": {
      "palette": [
        "碧藍色",
        "水綠色",
        "柔和的膚色桃色",
        "細微的陽光高光"
      ],
      "underwater_color_absorption": true,
      "highlights": "柔和漫射",
      "shadows": "冷色調"
    },
    "physics": {
      "realistic_water_distortion": true,
      "accurate_buoyancy": true,
      "natural_bubble_": ""
    }
  }
}
```