The largest scale among other world works! The entire small factory was transported to another world. Veteran engineers working at a small factory use their technical skills and knowledge to conquer another world!? As the battle between the human army and the demon king's army intensifies, the first place the engineers arrive at is the demon king's castle. A super black weapon factory! In order to save the oppressed goblins, Japanese corporate warriors start a revolution!! The beings closest to God in this world are...engineers! A technological fantasy that travels around another world begins here!