Beating up a dummy? There's a bunch of them all over the place. Don't really see the point in choosing one that'll just stand there and take it.

[Schneider could have taken it out on any of the people who had stood in the crowd outside the "dormitory." Kainé could have, too, but maybe neither of them is used to fighting without killing.]

I gotta find a place to sleep. [Whether she isn't interested in sharing a room with someone else or is removing herself for other reasons is unclear from the dismissive, deep tone of her voice.] Then maybe I'll start stabbing.