[Gabriel eyes him warily. He trusts the Winchesters about as far as he could throw them without his Grace most days, but he understands desperation. The last time they went looking for his help, they'd started the apocalypse and he gave them hell for it and he got hell right back.

Now his options are limited. And he has to hear them out, see what he can do, because hell if he's not obligated to do something. The problem with doing one good deed is if you survive your own martyrdom, people keep expecting nice things out of you.]

I dunno. I could maybe put the kibosh in some of the symptoms, but this ain't something that's supposed to be fixable. You open that door- you gotta go all the way. No take-backsies.