MTL - My Girlfriend has a System - Chapter 107 Yes, I am his wife!

In a modern world where cultivators need a place to cultivate or vent their boredom, there are private businesses that set up instance dungeons with the aid of technology and cultivation magic to enable cultivators to train and commoners to experience the life of cultivation. They are called dungeon suppliers.
Xie Jin's one and only dream was to be a dungeon supplier and when his only relative passed away, the relative's inheritance gave him a plot of land and surprisingly, a 'System' Module which the relative had previously used.
With the help of the system, Xie Jin decided to pursue his dream of becoming the number one dungeon supplier.

My name is Charlemagne Theron, yes, that’s right, that’s the Theron you think of, and Ajan Lor’themar is my younger brother. Don’t call me Daqiang, or I guarantee you will be beaten to three quarters to death. As a reliable time traveler, I will tell you responsibly, I… “Charlemagne, what are you muttering, today is the day when my younger brother will inherit the position of Ranger General, you don’t want to be used by Cirvanas and Vereesa Hurry up when the arrow hits your nostril.” “…Okay, my dear Alleria, here we go.” When the two walked away holding hands, an imperceptible figure appeared on the spot. “Brother, I wish you a happy Shura field.” I am Charlemagne Theron, I have led the people to participate in the orc war, defeated the ancient gods and the second fool, I also fought against the Burning Legion, and I have made contributions to Azeroth , I bring salt for myself. (PS: Don’t call me Daqiang, unless you want to grow an arrow from a certain key part behind you.) Book Friends Q Group 257692874

- Description from novelbuddy

Martial Arts Year 1. Cracks have appeared between Heaven and Earth, and terrifying foreign monsters have begun to invade the earth.

Martial Arts Year 100. Martial arts have begun to flourish, and human martial artists are clashing against the invading foreign monsters.

Martial Arts Year 200. Humanity is declining, foreign monsters are continuously seizing habitual zones.

Martial Arts Year 300. Lu Sheng crossed over. Moreover, he had access to memories from 10,000 years in the future.

“The Body Refining Technique from 10,000 years in the future. After more than 10,000 revisions, it’s a thousand times more effective than the one used now!”

“Martial Art Breathing Method from 10,000 years in the future…”

“Medicinal Pill Recipes from 10,000 years in the future…”

“The Sacred Martial Scriptures from 10,000 years in the future…”

Martial Arts Year 10,000. Humanity has gone extinct.

“The Path of Martial Arts had been honed to its pinnacle, yet there was no one left to inherit it.”

“I, Luo Sheng, am Humanity’s final Ember!”

This legend tells the tale of the protagonist, Kuroki summoned to protect the demon king from the hero.

Kuroki, unbeknownst to him, suddenly came to another world. He was summoned by the demon king, Modes. The territory which the demon king overrules was in the midst of being destroyed because of the hero. He had no choice but to bow before Kuroki.

“Please save us, Savior Dono!”

Kuroki nodded, deciding to save the demon king due to an unexpected turn of event.