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...?!
Tanaka-san, are you okay?
Alles noch dran, Tanaka-san? 
Tanaka-san, ¿estás bien?
Tanaka-san, ¿estás bien?
Ça va, Tanaka ?
Tanaka, stai bene?
Tanaka-san, você está bem?