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.
You're so silly, Big Brother.
Du schon wieder, Bruder.
Qué raro eres.
Qué raro eres.
Vous ne changerez jamais !
Che sciocco che sei, Fratellone.
Como você é bobo, meu irmão.
Брат, ты такой глупый.