Yuuto's been sent to another world, where he is now commander, or "Patriarch" of a clan of warriors.  To survive in this new world, he uses his cell phone, his only connection to the girl he loves back home.
It's because I lost...
Weil ich verloren habe …
Porque perdí…
Porque perdí…
Ma défaite en est la cause…
È perché ho perso...
Foi porque eu perdi...
Всё потому, что я проиграла...