Today the club is hosting a riverside barbeque to welcome in their new students! After enjoying a fun fulled day of rock hunting and star gazing, they decide to work on their activity report, Sparkle. While the others settle on the themes for their articles, Mira faces difficulty writing hers. While she managed to piece something together, her older sister, Misa, tells her she doesn't feel Mira in the writing. So when Ao asks Mira to draw an illustration for her article, Mira...
Either rainwater seeped through 
the ground or it's fossil water.
إمّا أنه نتج عن مياه الأمطار التي تسلّلت من خلال
 .الأرض أو من مياه المستحاثات
Entweder ist Regenwasser durchgesickert
oder es ist fossiles Wasser.
È acqua piovana che è entrata nel terreno
Ou a água da chuva passa pela
terra, ou é água fossilizada.