Nothing sinister. [Her eyes close. So tired. But now she thinks of it, with Terumi wandering around Luceti this has become even more important to know. Just in case.] You'll remember the first time I took Noel to the Malnosso when she... when Terumi got to her, way back when. I just asked Catherine how he got her back to normal.

Bottom line, he's set up a specific Shift in one of the battledome rooms. If Noel enters as anyone other than Noel, it'll Shift her straight back to normal.