It's mostly a porting artifact from the manga, and also everybody did sort of musical chairs; Maya was as thoroughly insane, but it was mainly from being stuck on picket duty in the back end of nowhere and being extremely bored and, frighteningly, Kongou was less sympathetic in the manga, where her personality pretty much began and ended at "I'm angry." The Sub Sibs were originally a lot more like Iona, and possibly playing both sides at once; but that ties into the "Sir Not-Appearing-In-This-Film" B-plot (that plot also implies that Iona *is* the Admiralty Code, which gets even weirder).

>--G.
>¹ The Legend of
>Korra people actually had this planned for Asami Sato. I
>know, right? The one thing they did right in Book 1 (apart
>from "design the protagonist"), and they originally intended to do it
>as wrong as possible. What is the matter with you
>people? Fuckin' RISD grads, man, I don't know.

(dot) (dot) (dot) WHAT!? Did they accidentally swap the spec sheet for the "shit you shouldn't do unless you hate your audience" checklist?

"This is probably a stupid question, but . . ."