Maintaining Character Consistency in Nano Banana Pro Using Reference Images

Scene: The image is a full-body mirror selfie taken indoors, likely in a bedroom, featuring a woman with straight black hair. Subject: The woman is standing in front of a mirror, holding a orange-colored iPhone up to take the picture, partially obscuring her face. She is wearing a two-piece bikini/swimsuit in a light, white color. The bottoms feature adjustable side ties. She appears to be illuminated by warm, natural sunlight streaming in from the left, creating a strong shadow on the mirror's surface. Setting & Background: The room has a warm, cozy aesthetic. In the background is an unmade wooden-frame bed with white bedding. On either side of the bed are wooden furniture pieces, including a dresser on the left and a small side table on the right. The room is decorated with several houseplants on the furniture and one hanging plant. The floors are light-colored hardwood. A window or glass door is visible behind her on the right, covered by sheer white curtains. Overall, the image captures a moment in a sunlit, comfortable home setting.

I’m taking a selfie with [movie character] on the set of [movie name]. Keep the person exactly as shown in the reference image with 100% identical facial features, bone structure, skin tone, facial expression, pose, and appearance. 1:1 aspect ratio, 4K detail.

{ "type": "image_edit", "instruction": "Edit the original image while keeping the main person exactly the same with 100% identical facial features, hair, skin tone, pose, clothing, and expression. Do NOT alter their body or face in any way.", "camera": { "style": "true selfie", "angle": "slightly wide, foreground face close to camera", "framing": "hand-held POV selfie composition with natural arm extension" }, "transform": { "background": "sunny suburban street with houses, trees, natural daylight", "style": "candid high-detail photorealism, 8K realism", "group": "surround the main person with smiling actors resembling the Stranger Things ensemble cast, all looking into the selfie camera", "consistency": "preserve original lighting on main person; match ambient daylight to cast" }, "add": { "characters": "full Stranger Things–style ensemble cast placed naturally around the subject, leaning in to fit selfie frame" }, "render_settings": { "quality": "ultra photorealistic", "resolution": "8k", "depth_of_field": "shallow DOF typical of close selfie shots", "lighting": "natural daylight", "detail": "hyper-real textures, clean skin details, crisp environment" } }