Chise is the student and future bride of the Thorn Sorcerer, Elias. They receive a package from Angelica in London: mostly textbooks, save for one special book.
Who are you, Onii-san?
من أنت يا أوني-سان؟
Wer sind Sie?
¿Quién es usted?
¿Quién es usted?
Qui êtes-vous ?
Signore, lei chi è?
Quem é você, Onii-san?