After the Fall, when they became agents of the Corrupter the White Howlers. Only had a few scattered seps that were were still noble defenders of their peoples lands. This is there story how they stayed hidden from the Black Spirals and other creatures of the wyrm.

wouldn't you need multiple players for this

Well there are some who will probably also play... I would probably be a Vamp.

multiple players would be nice but not a must.