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!
Welcome back, Onee-chan.
.مرحبًا بك يا أختي
Willkommen zurück!
Hola, Umika.
Hola, Umika.
Coucou, Umika.
Ce soir, c’est spaghettis bolognaise.
Bentornata, sorellona.
Onee-chan, boa noite.
Сестрёнка, с возвращнием.