MTL - Start with 3,000 Demon Gods and Become Invincible - Chapter 138 resonance! guess

This is a story about the protagonist getting the system, going crazy in the biochemical apocalypse, producing aircraft and tanks, destroying zombies, saving good people and killing bad people.

- Description from novelbuddy

A festive day, a week have the kingdom of Polestin celebrated for their victory with the crimson general leading their army.The soldiers who served have been guaranteed a spot inside a local bar of the capital city.Clank!“The Crimson General despite being a woman is a talented warrior! Three cheers for the general!”“That woman saved me when I needed it! All hail the general!”“She's like a sister to all the soldier! All hail our general!”Every warrior kept on drinking as the news reached them that the war with their neighboring kingdom was over, the ruler raised their white flag as they asked for mercy- being beneath the crimson general.“General! Come drink with us!”“...”The Crimson General, for how she got her name is because of her crimson hair that became the trademark of her legendary name already spreading across the many kingdoms.“I don't drink.” she denies the invitation her comrades and just sat down on the table watching the others enjoy themselves.“Enjoy, general! You might even find a man here that suits to your liking! You know... your type I think...! The general would love a soft-spoken man!”“...No.”“Hah! That's a shame! In any case I heard that you'll be receiving a reward for helping win the war!”“A reward... I wonder what could it be.”...The reward:“You can choose any of my children to marry you. I have the finest royal princes for you to choose. That is my reward.” The King motions to his left side showing his sons who smiles, sitting in their throne meeting her gaze..“Eh?”“My liege, forgive me but this is...”“Are my children not good enough for you? General, I applaud your accomplishment. Isn't marrying into the royal family a good enough reward for the general?” The King asked the general who swallowed the lump in her throat looking at the princes in display.“I choose-!”Everyone stopped and waiting for the girl to continue.“I choose the princess instead!”

Suzuki, an adult programmer, suddenly notices that he’s been thrown into a different world while wearing a casual clothes at level 1. He gained high levels and treasures after using the 3 times use-disposable-magic, Meteor Shower, once. After that he intends to do different world “sightseeing tours”? He meets 3 beast girls, beautiful purple and black haired sisters, and an eccentric blonde haired elf girl along with various people during his trip. Although there are occasional fighting with demons and demon lords, this is a heartwarming fantasy story at heart.

It’s a story that happened long, long ago, in a continent far, far away, about gods and mortals, sword and magic, war and peace, and of course love and hatred.

Amon was a poor miner’s son in a remote town in the kingdom of Hittite. Along with the discovery of a marvelous gem, his fate was changed. People on this land called it Gods’ Tear. But wait, what were the gods? It was said that the gods created the world. Then who created the gods?

Forced by the tantalizing fate, Amon had to struggle to find out the truth behind this world of magic and gods……

- Description from Novelupdates