You went through a lot just coming back. I mean, I know it's been awhile, but that kind of thing doesn't just go away. [He had nightmares about Jess for a long time. And he embarked on a life of demon hunting because of it. He can see Reid changing his life too. Maybe the changes are for the better. Maybe not. It couldn't hurt to have a friend for it though, right? Even a friend who gets most of the people he knows killed by association.]