Sam's got a serious look on his face. But who is the red-haired woman he's talking to? Charlie?

Sam and Rowena? Just what does he want with the witch? And what is that book in between them?

Sam, Dean and Charlie are chatting about a book. It's definitely not "Fifty Shades of Grey."

This ain't no book club. Sam and Dean have got an ancient-looking book. But what is it for?

Charlie is back! But does she bring good news or bad news for Sam and Dean?

Charlie may have found an important page in the book. Dean, however, doesn't look convinced.

Dean reading? And it's not "Busty Asian Beauties"? This must be a serious situation.

Dean does not look happy at all. Did Sam play a prank on him?

Looks like some research time for Charlie and Dean. Did Dean find something?

Charlie and Sam are having a serious conversation that involves that ancient book. What do its pages reveal?

Metatron looks way too happy as a prisoner. It's probably the waffles.

What's a road trip without breakfast? Though it seems that Castiel isn't enjoying it quite as much.

Flip that badge the other way, Castiel! The angel may pretending to be FBI, but he still needs to work on his badge flip.

Is Metatron trying to get away? There's no way Castiel would let that happen.

Metatron and Castiel. These two seem like an unlikely duo. Just what are they up to?

Metatron and Castiel have encountered a new friend. Or is he a foe? I'm sure there's some hilarious one-liners during this scene.