Hito to dógu (S04E08)

With Sapphire in hand, Illya transforms into a magical girl while still a stuffed bear. Her fierce battle with Rin and Luvia, whose minds have been replaced, leads them all to the bedroom occupied by Erica and Angelica. After regaining her original body, Illya continues to fight Angelica and learns the hidden truth about Miyu. (Crunchyroll)