Elf Tensei Kara no Cheat Kenkoku-ki - Chapter 13Book 2: -3: Threat

A magical ‘universal toolbox’ that allowed Joga to step into the arms industry.

The strangeness of the world made Joga gradually change his goals…

“Sir, how did you get to this point?”

“I don’t know. At first, I just wanted to make some money, buy a house, and marry a wife. But slowly, as more and more people appeared around me, my goals began to change. ”

“Then what is your goal now?”

“Now I just want to retire in peace with my guys, really!”

- Description from novelbuddy

The old man pointed to the flower-like woman and said, “Call her mother from now on.” He then pointed to a flower-bud-like girl and said, “This is your sister.”

My younger sister was not cute.

She was arrogant, taciturn and weird, but she knew how to please our parents.

She was two-faced and deceitful, but it seemed like she only treated me that way.

I cared for her, tried to please her as much as I can, but she still disliked me.

Until one day, I found out her secret, our relationship began to get a little bit weird…

- Description from Novelupdates

One day every human on the world suddenly receives a mail claiming to enact the World Salvation Project. Half in doubt Kurosaki Shion, a diligent university student and loner, follows the mail’s instructions, becoming one of a million Demon Kings governing his very own Domain in the new world.

*** This is a post-apocalyptic story containing many fantasy elements. It is a somewhat dark tale following Shion as he grows while aiming for the unification of the all too sudden new world. It has many game-elements bolstered by strategical thinking while at the same time providing funny moments and romantic encounters.

As the youngest son of a top chaebol in the Blue Star entertainment circle, Lin Zhibai thought that his life was just to eat and wait to die.

Until that summer.

The system fell from the sky, and he awakened the memory of his previous life.

“So I’m from Earth?”

- Description from novelbuddy