Sadly, Elisabeth would find that she<em>wasn't</em>able to remove the skirt!  It was sewed firmly onto the leotard which was at its center.  The mage woman had a choice to make: keep Musubi in the leotard, and therefore romantically at arms' length, or take it off to get closer.  Of course, that could constitute the whole thing about the catgirl dressing up for her being finished...