@dtim firebox steam locomotives and telegraphs were used at around the same era that the manga's trying to set. the technology for electricity did exist but it was weak and primitive, and were basically just funny little gadgets
plot-wise, it's just a tad bit more incoherent than a coloring book for children.
got baited into reading by the abnormally high rating for this trashcan manhua. I feel bad for the chinese sweatshop artists and TLs who had to work on this.
hold up, we never really saw the mom at all, she just got pinned on the last page as an afterthought like someone being photoshopped into a group picture. this is so sad