Fallen angels are still angels, in my world. Do you truly change species, in yours?

[Castiel notes the surprise, and the question, and tilts his head just slightly.]

That is unexpected?

[It had been the public stance of Heaven for a long time that the Apocalypse needed to be stopped, and had been a secret that it hadn't, truly.]

Before the Earth? Why did you rebel?

[In his world, none before Lucifer had done so, and that had been because of humanity. What could have prompted this Crowley to Fall before Earth had even been created?]