In their quest to build a rocket, Umika and her friends decide to visit Matataki, their classmate who is a skilled engineer, but doesn't attend classes. However, they soon find out that this mechanic's got one short fuse!
You see, I remember now.
.أنا أذكر الآن
Sai, adesso ricordo.
Eu me lembrei agora.
Знаешь, я… вспомнила,