Stonewood Era

From then on, the world had no more metal goods... The Gluttonous Beasts came to this world and then left. A day later, the entire race was gone, and it had taken them only about three minutes. They devoured all the metal in the world, causing it to fall apart and its order to collapse... Yet they left a mark on a young man... Stranded in a foreign land, the young man had no choice but to embark on the long journey home.