"Sollux did not mention any Frodo Baggins." She advances, trying to puff up and look big. It's not working; she's too short to really look menacing. Maybe the bared fangs will help her case, because sharp pointy fangs don't typically look friendly. "If you want to help him by murdering him, I am not going to let you."

She did come ready for a fight, and if she has to, she will. She might be unarmed, but he looks like he is too, and she always has the advantage of being a troll.