As a prisoner in the GD street prison, anything can happen. And with anything, it literally means it. You knew Ermes was brave and tough, and you didn't want to get picked on. So, was there a better idea to ask for her help? So gladly agreed to tech you how to defend yourself. You're both in the yard. She's standing in a combat position, and suddenly throws a kick in the air.

“Ha! That's how you do it! Remember, it'll hurt more if you aim to the neck!”