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!
Lending each other books that we recommend...
...سنعير كتبًا لبعضنا
Und dann werden wir einander
Bücher ausleihen und so …
Podríamos prestarnos
libros que nos gusten.
Podríamos dejarnos
libros que nos gusten.
On pourra se prêter
nos livres préférés !
E faremmo cose tipo 
scambiarci i libri che ci piacciono.
Vamos recomendar livros
uma para a outra...
Будем советовать друг другу книжки…