The Supernatural Studies Club meets Miyamura's sister, Leona, in their search for the seventh witch. She has dropped out of school in order to escape from that witch's power to erase memories. The instant one learns her name, all of their memories related to witches will be erased.
More importantly, how about it? 
Gonna join forces with me?
Und wie sieht’s jetzt aus?
Más importante aún,
 ¿no quieres unir fuerzas conmigo?
Bueno, ¿no quieres cooperar conmigo?
En tout cas,
ma proposition tient toujours !
Piuttosto, che ne dici? 
Ti unirai a me?
Mais importante, e aí?
 Vai se juntar a mim?
Лучше скажи, ты теперь
объединишься со мной?