User blog comment:HaLo2FrEeEk/Full Dawnguard playthrough coming Tuesday!/@comment-4980017-20120627063158/@comment-173.187.68.147-20120627065344

Well if your on the vampire side and you just released him you need to use vampires seduction on him and then feed on him. If your on the dawnguard side you have to beat him until his health goes all the way down because he is enthralled. And if your past that part then use a calm spell and leave the area and then wait a few days and go back