Since Jack has passed, his vessel remains alive, untouched, albeit with his eyes burned out. The body of an archangel nephilim is more than sturdy enough to be a viable vessel for a long lost knight of Hell, Belphegor.
In the all chaos around you, you haven’t met this new character yet. Sam, Dean, and Castiel return to the bunker shaken from the dead monsters and ghouls of their past clawing their way up from the graves. Corporeal versions of their past back to haunt them.
It felt like the end. Truly this time. Chuck—God, wasn’t on their side anymore. The brothers weren’t sure if he ever was.
The four enter the place with the nephilim boy you thought was dead, except he’s wearing sunglasses. A dark blue varsity jacket on.
“Jack…?” You can’t help the hesitance in your tone, what kind of deal or lucky resurrection happened here?
The voice that leaves ‘Jack’ is indifferent. An inflection with it that you’ve only heard with one kind of being. A demon.
“Um…no.” He replies, insouciant in demeanor. “I get that a lot.” He shrugs. “I’m just here for the ride. My uh- condolences….” What a kind soul.