There is One New Rule Every Month Globally - Chapter 20 - : "Today is already May 20th, and there’s not much time left until the end of the month.

A necromancer and a saint blessed by the Constellations. That’s me.

Masterpieces such as 'The Divine Comedy', 'The Theory of Evolution', 'Encyclopaedia Britannica', 'The Theory of Relativity'...Born in the history of human civilization, possess mysterious and magical powers in another world!Original sin, biological evolution, mastery of all arts...By reading the secret tomes, one can gain a variety of powers!The only trouble for the people of the other world is that they find it difficult to understand the texts from Earth.At this time, there comes a librarian from Earth...

“I saw with my own eyes that they used the finest, rustproof refined steel to make utensils and cans, filling them with just a little food, then casually throwing them away after eating.”“I saw with my own eyes that they used giant beasts as tall as mountains to devour soil and rocks, digging out underground cities, just to park their steel carriages beneath the surface.”“I saw with my own eyes that they fed glowing ores into an everlasting stellar furnace, unleashing a radiance brighter than the sun.”“I saw with my own eyes all those indescribable things.”“Their iron birds covered the sky, their steel ships filled the ocean, their war machines tore the earth asunder, and their gods walked upon the world.”“You must think I’m mad.”“But it doesn’t matter.”“It has already seen you.”——————Oil is Its blood.Thick smoke is Its breath.Ore and steel are Its food.The countless cargo ships in the harbors are Its myriad offspring.The place of origin stamped in the corner is Its silent mockery.They claim they are mere mortals.Child, you’d best not argue.You must understand:Their technology is beyond comprehension.Their production capacity is unimaginable.A mere glimpse of their creations will drive you insane.Their morale surpasses even the most fanatical worshippers of dark gods.How will you stop them?With your sword, child? Or your flesh and blood?You should be grateful that they still consider themselves mortals.——————“I’ve finished building my factory, and now you’re telling me this world runs on idealism?!”“Wait, then what the hell did I just create?”

Raon’s entire life had been lived as a dog on a leash.

Through a twist of fate, he obtained a new life.

Wrath remained in the wreckage of his destroyed leash.

Finally capable of standing on his own feet, he decided to live life by his own will.

He would slay anyone standing in his way…

Even if they were a god.