Female Dunmer currently hanging out in The Bannered Mare.
No DLCs needed.
No other mods needed. Only vanilla assets used. This is not a standalone follower.
Combat style is like Brelyna Maryon.
She starts at level 10 and levels with your character.

Please let me know if I messed anything up or if you have suggestions.

Mods used in the screenshot
Textures: http://www.nexusmods.com/skyrim/mods/6554/?
Meshes: http://www.nexusmods.com/skyrim/mods/20227/?
I can't remember where the texture for the barkeeper dress came from.