Ino decides to challenge herself by participating in the Earth Science Olympiad. It's her first real step forward as their club president.
As their second semester comes to an end, the club celebrates Christmas and New Year's together around a warm hot pot followed by star gazing.
Yet as they're excitedly looking up at the winter diamond, Ao suddenly begins to cry. She says everything's all right, but...
I discovered a path I believe 
was made by filling in a river,
اكتشفت طريقًا أعتقد أنه صُنع
 عن طريق تعبئة نهر
Ein Weg, der beim Auffüllen
eines Flusses entstanden ist,
Encontré un camino
que creo que antes era un río
He encontrado un camino
que creo que antes era un río
je voudrais vérifier qu’une ruelle
a bien été construite
Ho visto una stradina che mi fa pensare
ad un luogo in cui un tempo passava un fiume,
Encontrei um caminho que acho que
foi feito com o assoreamento de um rio,
Я нашла низменность, 
которую могла оставить древняя река,