(2/2)
Or maybe not. Jo had said she was going to Cas first meaning that the ghost wasn't having any of the problems Dean was in trying to find the angel. Maybe it had to with their thoughts? Jo had said to keep thinking about her if Dean wanted her to find him in the prison. If Jo was already with Cas then maybe she'd be able to feel him and guide Dean in the right direction. Sensing that his back was safe for the moment Dean figured he didn't have anything to lose so he chanced closing his eyes and focused nearly all of his thoughts inward, thinking of Jo and where he was before he sent those thoughts outward and stood there for the next few seconds like an idiot with only a hope and a prayer that he'd make it through to see the end of this and rescue his friend.