Juju's photographer and younger sister, Shinju Inui, meets Wakana and Marin for the first time. They're shocked at how opposite her appearance is to Sajuna, but they quickly become closer when they excitedly talk about cameras. Later on, Sajuna suggests that they check out the abandoned hospital that they'll be using for their group cosplay but...
I just now... realized how 
happy Gramps was back then!
!أدركتُ للتو... كم كان جدّي سعيداً آنذاك
Ich habe gerade verstanden,
wie glücklich
Por fin comprendí lo contento
que estaba el abuelo aquel día.
Por fin entiendo lo contento
que estaba mi abuelo aquel día.
Je comprends désormais
pourquoi mon grand-père
Finalmente ho capito... 
quanto fosse felice mio nonno quel giorno!
Благодаря тебе я наконец-то понял, что
именно почувствовал дедушка в тот день!