In all likelihood, it was meant as a snipe towards her father, and a compliment to herself. In the interest of peace and not starting that old argument, to which she understood he had a point given she wasn't sure why her father had locked him up, she merely sighed. Either she was trying to mimic her father's vices or she was nothing like him. Figuring that out was not worth it currently. "You're impossible," she merely commented, which might have meant more if she'd put any heat into it. She sighed once more before setting one hand on his shoulder.