Well,short story...her name is Vera the Argonian...she doesn't have a tail when she was born in
Black Marsh...she was take care by a Argonian Mage when she was an Infant . So 21 years later she was starts her journey to Skyrim and she stopped at Whiterun...at The Bannered Mare.
(There you Go !) And she knows Dragon Shout .

Name-Vera Varen Zen
Voice-FemaleEvenToned
Combat Style-csHumanBoss1H
Spells-Unrelenting Force Shout
Relationships-Player's Ally
Faction-You can Marry her too

A Female Argonian Follower and NPC.
Just like normal NPCs... still got some outfit with others mods...

Credits
Thanks to the Mod Creators or Thanks to Bethesda for creating Skyrim.
The requirement needed for the NPC is...
Witch Of The Wild CHSBHC by golgappa
http://www.nexusmods.com/skyrim/mods/48725/?
Witch Of The Wild by RavenDier
http://www.nexusmods.com/skyrim/mods/38164/?
Insanitys Ebony Sword Replacer by InsanitySorrowhttp://www.nexusmods.com/skyrim/mods/37645/?
Argonian Tail Remover by tiagopsyko
http://www.nexusmods.com/skyrim/mods/4385/?
FAR - Forgotten Argonian Roots by redtox
http://www.nexusmods.com/skyrim/mods/42043/?
CHSBHC - BBP - Nude and Jiggly Mod by CherryHotaling
http://www.nexusmods.com/skyrim/mods/4888/?
ONLY...and that's all.