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.
Searching for the seventh witch because 
you want to save the woman you love.
Nach der siebten Hexe zu suchen,
um das Mädel zu retten, auf das du stehst …
¿Buscas a la séptima bruja para 
salvar a la chica que te gusta?
¿Buscas a la séptima bruja para 
salvar a la chica que te gusta?
Tu cherches la 7e sorcière
pour les beaux yeux d’une fille ?
Cercare la settima strega per salvare
la ragazza di cui sei innamorato.
Buscar a sétima bruxa porque você
 quer salvar a mulher que ama.
Искать седьмую ведьму, потому что
хочешь спасти любимую девушку.