The magus would stand, wearing naught but her simple and plain clothing she wore under her armor.  She'd have taken her quarterstaff, and would stand off to the side of the group, listening in on the conversation, but contributing nothing as the others asked questions.  She didn't trust this woman, but that didn't say much. She wasn't the trusting kind of person, after all!  So, she'd stand there, in that familiar pose where she'd be leaning forwards ever so slightly,forehead resting on the wood of her quarterstaff as she held it in front of her.