A fast evening study in a coarse digital brush. The Huldra is a Scandinavian forest spirit: https://en.wikipedia.org/wiki/Hulder
The study has been made in Krita, my favourite digital painting application - Open-source and free. You should try it out. As this is just a study and not a finished artwork it is not licensed CC-by, but feel free to use it the same way - just link to this post.
And a closeup: