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. 
Why'd you help me?
Warum helfen Sie mir?
¿Por qué me ayudaste?
¿Por qué me ayudaste?
Pourquoi vous faites ça pour moi ?
Perché mi hai aiutato?
Por que você me ajudou?
Почему ты мне помогаешь?