Yuzuka is starting to get used to using water magic, but when Chiya asks her if there's any benefit to being a magical girl, she's shaken by the fact that she can't answer.
It's Mafuyu-san.
إنّها مافويو-سان
Es ist Mafuyu-san.
Mafuyu-san me escribió.
Mafuyu-san me ha escrito.
C’est un message de Mafuyu.
É a Mafuyu-san.