He Is a Blacksmith, What Kind of Mecha Does He Drive?

Three years later, the master passed away and his inheritance was a broken blacksmith shop. The promised system arrived three months late. Kane: Forget it, just swing the hammer. Later, he became the number one blacksmith in the mainland, and the god of craftsmen personally begged him to start a new business and recruit disciples. Kane: Don't worry, wait until I finish beating this sword - the novice mission is due soon. ——This is a story about an engineering student who changed the world by forging iron.