Castiel... Castiel... The name would play in Sam's mind.
Sam... Sam.. It would play on repeat. One boy.
One Angel.
The entire world.
Soullessness.
Destruction.
What will never tear them apart?
An infant is like a nice lamp, in someone's living room. You admire it, but it doesn't mean your going to go out and get one yourself. Well... Luckily for the Winchester's their "lamp" came as a surprise. With wings an a halo.