As Chise watches over Lucy in the infirmary, she's surprised by the familiar face who comes to visit. Meanwhile, the faculty discusses the mysterious disappearance of a dangerous tome.
We librarians don't know much 
about its contents ourselves.
.نحن أمناء المكتبة لا نعرف الكثير عن محتواه أيضًا
Selbst wir Bibliothekare wissen
nicht viel über den Inhalt.
Nemmeno noi bibliotecari siamo in grado 
di stabilire con certezza il suo contenuto.
Nós, bibliotecários, também não
sabemos ao certo seu conteúdo.