That is simply amazing. It is so hard to get a subject to relax, and yet have that spark of energy, of curiosity that radiates outward and makes the ideal portrait. Rare too is having the 'M' camera to capture it. Having a beautiful subject to begin with - it seems like too much to ask. And yet here it is.
I don't say any of that lightly by the way, and from her expression it appears that she approves.