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...?!
Not when your legs are shaking like that!
No puedes moverte si ya tiemblas así.
No puedes moverte si ya tiemblas así.
Non quando ti tremano in quel modo le gambe!
Não com as suas pernas
 tremendo desse jeito!