Bazett's barrier was supposed to prevent surprise attacks from the dolls, however Illya finds a little girl, Erica, sneaking into their school. For some reason Erica calls Illya "Onee-chan", and the two of them quickly hit it off. Meanwhile, a man claiming to be Erica's father appears. He seems kind at first glance, and while he came to pick up Erica, he's also...?!
So I thought maybe I didn't need 
to remember the past, but...
Deswegen hatte ich das Gefühl, dass ich
mich vielleicht gar nicht mehr erinnern brauche.
Así que tal vez no tenga
que recordar, pero…
Así que tal vez no tenga
que recordar, pero…
Ho pensato che forse non ho bisogno
di ricordare il mio passato.
Aí eu pensei que talvez não precisasse
 me lembrar do passado, mas...