[This is where Chuck hesitates. He isn't sure if it's his secret to tell, if there's a reason she doesn't know...

...but fuck it. He'd hate being in the dark if he were here. He lets out a breath on a hiss and looks up.]

They were trying to make angels. They had samples of archangel DNA, blood, anything else with special properties.

What else could fire up Michael that much? I mean, that was no pedestrian hissy fit, that was real wrath. Old Testament, fire-and-brimstone, Sodom and Gomorrah righteous fury.