MTL - Mai Kitsune Waifu - Chapter 220 Loongson

Perhaps it is the choice of fate. As a senior otaku, Qian Lingfeng got the “steel shell system”. However, when he swept the world with the system, became a local rich man, made all kinds of beautiful women, opened a harem, and realized the ultimate fantasy of thousands of otaku, he found that things seemed far from simple!
When the end comes, biochemical zombies suddenly come down, fierce beasts are in power, bloodthirsty zerg roam to kill the world, and human lives are comparable to dirt. Where will weak human beings go in this world? Is humanity going to be extinct? Or … can an otaku save the fate of the human race?

- Description from Novelupdates

This is a world shrouded in darkness, and the pervasive black mist erodes all living beings.

Only fire can dispel the darkness and protect mankind.

But the firewood will eventually run out, the fire will eventually go out, and humanity will eventually perish.

until Rhodes came.

- Description from novelbuddy

Three Days of Happiness is a novel by Sugaru Miaki, also known as Fafoo. It’s a rewritten version of the story originally posted to 2ch.

The premise of the story revolves around a shop where one can sell away the remaining years of their life, and the consequences of doing so.

“I Say A Little Prayer” is a short related story which was posted along with the novel’s release. It spoils some things about the main story, but nothing major.

The day Louis discovered his girlfriend's betrayal, he died from a gunshot wound to the head. Fortunately, fate smiled on him and allowed him to be reincarnated in a magical world as the youngest son of an SSS-class family.That same day, he awakened his Class—an event that should have marked the beginning of his rise.Instead, it marked his downfall.[Ding! You have awakened an SSS-Rank Class.][Class: God of Money][Rank: SSS]A god? Yes, that's beautiful. But a god of money? In the eyes of his proud family, that title was a joke—an insult. The weakest, most useless Class imaginable.So, they banished him, stripped him of the family name, and cast him aside without a second thought.But they were unaware of his skill, abilities, and the potential that money could bring.He smiled as he saw himself banished and looked at the system.“If you fire me, it's okay. I'll keep creating missions even if I end up in a garbage dump, and I'll come back for your heads someday.”Two system messages flashed before him.[Your actions generate money, and money makes you stronger.][You have the ability to create missions.]Under the influence of his newly acquired Class, he will delve into all the magical paths this world offers, become embroiled in political intrigue, and conquer kingdoms on his own.“Money? I'm the God. Women?” That's fine—I have plenty.