A Demon Lord?

Austronesian Empire, Imperial Majapahit, Aceh, Banda Aceh, Inside A Barracks In Aceh.

First Year Of God, Second Day, First Five Days, First Month.

Even as of now, Melian is still baffled on how such a horseless iron carriage is moving, and more of that, it was actually very comfortable to ride in. Moreover, the glass panel that could move up and down beside all the seats was crystal clear. Such a magnificent craftsman should be able to do it. Yet it seemed like the humans were able to mass produce it, because as far as she was seeing, almost all the carriage has a crystal clear glass on it. For such thing that requires an extreme care and control to be able to be mass produced. Just how they were able to do it?