Nagara and Rajdhani arrive in a world called "Filmmaker," and discover a movie filmed entirely from Nagara's POV. Mizuho discovers a stray dog by the name of Yamabiko, claiming to be another castaway who attended the same school as the other students.
You were just an observer,
opening a box of possibilities.
كنت مجرد ملاحظ يتجول 
.بين الكثير من الاحتمالات
Du bist nur ein Beobachter,
der die Büchse der Möglichkeiten öffnet.
Fuiste solo un observador
que abrió una caja de posibilidades.
Tu n’es qu’un observateur
ayant ouvert la boîte des possibilités.
Você é apenas um observador
abrindo a caixa das possibilidades.