College student Iwatani Naofumi is reading a book titled "The Records of the Four Cardinal Weapons" in the library when he is suddenly summoned to another world and told he has to save the world as the Shield Hero, one of the Four Cardinal Heroes. And one morning, he finds all his money and equipment gone.
I promise to pay you if you do your job.
أعدكم بأنّني سأسدّد لكم إذا
أدّيتُم عملكم
Wer Leistung zeigt, wird belohnt.
Aber auch nur dann.
Si trabajan, les pagaré.
Si trabajáis, os pagaré.
Je vous paierai
si vous faites votre part.
Se svolgerete il vostro compito 
come si deve, vi pagherò.
Prometo pagar, se fizer um bom trabalho.
Принесёте пользу — заплачу.