Dean leapt into Castiel's arms, glad to see the angel. Cas smiled at Dean, breathing heavily. The angels were gone now. The two were at peace.
"I love you, Cas." Dean grins softly at Castiel.
"Dean-" a bright light flashes and Dean feels a heavy weight in his arms. The light fades and Dean looks down at Cas. A blade lodged right into his back. That was it, Dean had lost everything. Sammy had found someone and left him and Bobby was dead. Everyone was dead.
And now it was Dean's turn.