User blog comment:Angel of death 77/Bethesda developers creating new content for skyrim/@comment-3389540-20120212143404/@comment-92.3.248.131-20120212172533

I was also thinking of an Underworld type story where Vampires and Werewolves do battle, like you get to Oblivion and you have to choose sides and your abilites for either vamire or werewolf are improved.