Mechanical Mastery Starting from Gears

The continuous development of science and technology has increased human ambitions, and human beings have begun to expand outwards, oppressing and enslaving living beings on other planets. In the end, greed and oppression caused other living beings to resist, and the highly developed technological civilization was almost destroyed. The surviving humans relied on the remaining materials to slowly grow in the ruins and created a new superpower system. Lynch, a mechanical superpower, started out by making gear accessories and gradually became the backbone of mankind. But when humans become strong again, will they have to face the same mistakes again? Or open up a new path!