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.
I mean, I do hope that one day 
we can live together, but...
...أقصد بأنّني أتمنّى أن نعيش معاً يوماً ما، لكن
Ich sollte nicht meinen, dass Itsuka
plötzlich mit mir zusammen leben will.
Certo, penso che mi piacerebbe
se vivessi con me, ma...
Quer dizer, claro, eu ainda quero
morar junto com você algum dia, mas...
Конечно, если ты захочешь