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...
This is the commemorative stone for 
the flood control construction!
!إنه الحجر التذكاريّ لبناء السيطرة على الفيضانات
Das ist der Gedenkstein für die
Hochwasserschutzmaßnahmen!
¡Es un monumento de las obras!
Es un monumento de las obras.
C’est le monument
pour commémorer les travaux.
Questo è un monumento in ricordo proprio di quei lavori!
Isso é uma pedra comemorativa das
obras para controle de enchentes!
Это камень в честь первой дамбы!