She glares at you with intent to kill and her sword drawn to back up her intentions. It’s clear that if you start a fight with her you’re not likely going to win. You must have pissed her off somehow or got in her way.

When she sees you just standing there staring without doing anything she gives you an extremely irritated look as she sheaths her blade

“What do you want. Are you just going to stand there or are you actually going to do something…?”