User blog comment:Lorchyism23/Joining the Thalmor/@comment-1840877-20121118093101/@comment-3202167-20121201141401

You seem to yet misunderstand. It's not a matter of what you see as a enemy or not, but what Bethesda sees. The main quests are canon. The games must go by what happens in them. When the Thalmor are your enemy, in the canon, you can't contradict that.