Saturday frowns. There's a lot going on there, but one thing in particular catches her attention.

"Compliance action? Rebellious planet? What do you mean by all that? And what's the Great Crusade? And - why did this Horus guy betray it all? Because of the enemy?"

She doesn't say it with capitals, but with a certain inflection that leaves no doubt as to which enemy she means. It's the one with tentacles and soul-eating.