It would appear so. My grace has been entrapped in the lantern that, as I understand it, keeps me alive in this world.

[ Or the closest equivalent to alive, at any rate.

Castiel wonders if the demigod knows what happened at the last bigger gathering of other deities in a small hotel in the United States.

Lucifer walked away from that the victor.

There's a stiffness in Castiel's limb - it seeps into him at the mention of another angel. But Castiel does not comment for now. ]

Vast forces must be at work to entrap the likes of two angels and a son of Jupiter.