Different textures make the face li'l bit different. She's not real actress. It's a 3D model in 3D software. With it's flaws... Even emotion can make her face different
Yes, i understand it is a 3D model, not a person and the program has limitations on what it can deliver. Still, i would suggest retouching the previous scenes, if your idea is that the wild girl is supposed to be a fair-skinned girl that was very dirty.
It kind of breaks immersion a bit, can seem a little to much to swallow - or even offend some people, i guess. Ergo my suggestion.
We have been lucky so far, but let's be honest, oversensitive forumites starting messy flamewars over misunderstandings is far from an uncommon thing.