He steps forward until he's close enough to touch Sam, but refrains. He doesn't need the contact to see the images in the boy's mind, to see the big brother that he loves so much, and knows-- the parallel rings too sweetly familiar for it to not be true. His name is wound all through Sam; if he looked at Dean, he knows whose name he'd see written on that beating heart.

"I'll be watching over you, Sam. And there's going to be an angel watching over your big brother, too."