One hot summer day, the 4 girls and Haruko are playing in the pool. They notice that Pets is missing. Kana later hears from her classmate Aida that Pet's family is very rich and they are moving to Mars. 
I'll do what I can. If so,
it'll be just for a few seconds.
Wir versuchen alles.
Je ferai tout mon possible.
Farò il possibile.
Я сделаю, что смогу.
Возможно, на несколько секунд поможет.