Basically, she is a girl who is very gifted in combat, even though she really doesn't want to fight the war she's thrust into, and only desires to see the beautiful sky, which she is named after. Hence my new usertitle.
"This is a convenient box of treasure left by the pirates!"
"Expecting a box of treasure? Too bad! It's me, Mimi the Mimic!"
*closes box* "Okay, I'll just leave this one alone then." *walks away*
"...hey, are you just gonna walk away?!"
"Yeah, I knew it wouldn't be that easy."