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.
There is a long and complicated 
story behind this,
،ثمّة حكاية طويلة ومعقّدة وراء الأمر
Es ist kompliziert zu erklären,
aber wir haben euch,
Ce serait long
et compliqué à expliquer,
Le circostanze sono un po' lunghe
e complicate da spiegare,
Tem uma longa e complicada
história por trás disso,