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.
magic steel, and silver iron 
in ascending order of cost.
فولاذ سحريّ، وحديد فضّي بالترتيب 
التّصاعدي من حيث السّعر
magischer Stahl und Silberstahl. Ich kann
bei allen für die Qualität garantieren.
en fer magique,
en acier magique et en argent.
acciaio magico e ferrargento,
sono in ordine crescente di prezzo.
aço mágico e ferro de prata, estão
em ordem crescente de valor.
магсталь, серебряное железо —
по дороговизне.