One day, with Christmas near, a message and a fir tree sent by Itsuka's mother arrive. Remembering back to the broken promises from when she was little, Itsuka is afraid to make another promise with her mother. But Nagomu's words give her a push, and she tells her mother that she'll be waiting.
Yuzu yokan causes Nagomu to remember a conversation he had with his grandfather.
but it might have been exhausting 
with just the two of us.
،لكن ربّما لو كنّا نحن الاثنين معاً بمفردنا
لكان الامر مُرهِقاً نفسيّاً
pero si hubiéramos ido los dos solos,
habría sido agotador.
pero si hubiéramos ido los dos solos,
habría sido agotador.
acho que teria sido difícil demais
pra mim se fosse só nós dois.