Eye shape, eye color, and exact natural hair characteristics are fully and seamlessly replaced by the user's uploaded reference image, strictly preserving the user's authentic facial identity, hair texture, and look perfectly while adapting to the pose. A full-length photograph of the man from the reference image, maintaining his exact facial features and hair. He is walking forward on a city sidewalk, posed exactly, wearing the identical light beige short-sleeve button-up shirt, dark navy trousers, and grey sneakers. His hands are at his sides, and he has a gentle, direct smile. The setting is against the same colorful abstract graffiti brick wall. The lighting is natural daylight. The image is composed with a 1:1 aspect ratio.