Reincarnated with a Country Creation System - Chapter 10: Some Technological Leaps

Once upon a time, a hero had been summoned to a different world in order to defeat the demon king. After the war stretching 3 years ended the commendable hero slew the demon king. And he was forcibly deported back to earth after being dismissed.

Such bullshit!

Elves in addition to beast race, dwarfs and demon race. Even though I wanted to make a harem in the different world I saved! My dream will not come true on earth, where there is no magic at all. Thus, the hero returns on his own. Without the blunder of being extradited to earth this time, he will build a harem of his own in a different world.

Caution: This novel contains R18 content.

In the Sky Sword Continent there are thousands of sects and strong cultivators as common as trees. In order to prevent his older sister from being forcefully married off, Lu Xuan had no choice to but to unceasingly cultivate and enter a sect to ask for a favor. By chance, a sword-shaped crystal of mysterious origins entered into Lu Xuan’s body, containing countless top-class martial skills, powerful martial arts, and everything you could wish for! A martial legend starts here…

- Description from Novelupdates

When natural disasters rage, extreme cold and storms spread infinitely...When global mutations occur, zombies flood like tides, and horrific anomalies appear...When the apocalypse arrives, massive devouring abysses with diameters of hundreds of kilometers begin to appear around the world...When people look up to the atmospheric clouds and see the slowly emerging giant corpses of evil gods...From that day on, people started to notice that the time of sunrise became later and later,until the sun no longer rose, and what awaited was an endless polar night.To survive, on that day, the doomsday broadcast announced to the world for the last time:Everyone, head east, escape the dawn!...Lin Xian awakens the “Mechanical Heart” ability, allowing him to devour machines to gain various mysterious skills, scan machines for blueprints to create new machinery, and even use his mind to synchronously drive various machines.Thus, he finds a 200-ton heavy gas locomotive, pulling specially modified storage, planting, production, medical, and living carriages, embarking on a 320,000-kilometer journey along the star orbit, charging eastward!