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 square-framed, outdoor park portrait capturing the young woman from the reference image sitting on a dark wooden park bench. She is wearing a brown high-collared jacket or coat, with her hair neatly tied back in a sleek bun. She looks directly at the camera with a calm, poised expression. The background features a soft-focus green park setting with trees and foliage under an overcast daylight sky. High-detail focus on preserving facial identity and authentic textures. Aspect ratio 1:1.