With his home prefecture's Nebuta festival approaching, Kogami Taiga becomes increasingly excited. By strange coincidence, Edel Rose is hired to do some work at the festival. The group is invited to Taiga's home, where his sister Ozora tells them about the first time Taiga came to Tokyo and his first encounter with Prism Shows.
You don't know? You're so behind the times.
ألا تعلمين؟ أنت متخلّفة
Das weißt du nicht?
Du bist so was von vorgestern!
¿No lo sabes? ¡Qué lenta!
¿No lo sabes? ¡Te quedas atrás!
Tu connais pas ? T’es pas à jour !
Non lo sai?! Ma quanto sei indietro!
Você não sabe? 
Como você está atrasada!
Не знаешь, что ли?! Вот отсталая!