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...?!
Yeah. She has no idea where 
she's from or who she is.
Ja, hat scheinbar keine Ahnung,
wer sie ist oder woher sie stammt.
Sí. No sabe de dónde viene
Sí. No sabe de dónde viene
Oui.
Sì. Non ricorda né chi è, né da dove viene.
Sim, ela não tinha ideia 
de quem ou de onde era.