Umika and the others begin to prepare for the upcoming model rocketry tournament. But they find out that in order to participate, all of them will need model rocket licenses!
O-One time...
...قبل مدّة
Neulich …
Un día…
Un día…
Ça me rappelle
les mots de Takaragi.
U-Una volta...
U-Uma vez...
Как-то раз…