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.
Let me just say that if you lose it,
 it becomes invalid, okay?
،دعني أقول لك فقط بأنّك إذا أضعته
يصبح ذلك لاغياً، مفهوم؟
Wenn du die Karte verlierst,
ist alles abgesagt, klar?
Si lo pierdes, no puedes canjearlo.
Si lo pierdes, no puedes canjearlo.
Je te préviens,
si tu le perds, c’est plus valable.
Ti avverto che se lo perdi non vale più.
Já vou avisando que se perder
o bilhete, não vai poder ir, tá bom?
Если потеряете, билет 
станет недействителен.