Even the little things about this girl's reactions are worth assessing and reacting to. The sword gives a threatening impression, she's pretty sure... so she kneels, sets the sword down flat on the ground, and rises back up smoothly. She's not here for trouble, kid. It's alright.

"You're pretty good with those. They teach you that here?" Let's see if she's at all inclined to talk. Maybe... maybe she's not as bad off as she looks. Maybe she's missing something. Maybe Laia won't have to go talk herself down from doing something angry and rash.