[ For the first time since before he was born, Jack hesitates. He fears. Castiel's love has always been constant and reassuring, he's never had to doubt it. But if he doesn't know Jack, would he think like Dean, if he knew about Lucifer? Sam was different, Sam gave him the benefit of the doubt from the beginning, but he feels insecure now.

The look he gives Castiel is wounded puppy, sad eyes and a little bit of a pout. ]

You're a very good father. You took care of me even when you had no reason to. You never lost faith in me, even when you should have.

[ To face the loss of that is bigger than he expected now that it's in front of him. ]

We need to find out what hurt your head so we can fix this and you can remember.