Seina Yamada has been waiting so long to return to his home, Earth.
But so much has changed; his sister is engaged to Kiriko's brother Kai,
and his parents' old store is now a huge mall.
Furthermore, he is to stay at Kiriko's mother's house...
I'm going to go fully enjoy my 
long-awaited return to my home!
سوف أستمتع بعودتي المُنتظرة
!طويلاً إلى دياري
Eu vou aproveitar minha tão
esperada volta para casa.
мне пора насладиться
долгожданным возвращением домой!