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...?!
You shouldn't do things to cause others pain.
No deberías causarle dolor a los demás.
No deberías causarle dolor a los demás.
Tu ne dois pas faire mal à autrui.
Non devi fare cose che causano dolore agli altri.
Você não pode fazer nada
 que cause dor nos outros.