User blog comment:CureKanade/Possible new Cure for Doki Doki!?/@comment-208.95.36.59-20130630144741/@comment-25249036-20130707045735

It's a new girl named Madoka Aguri (her first name is Aguri).

I'm guessing Marie Ange is still frozen or something, but again I didn't watch entire episode 21.