Hyperdimensional Universe: I have Three Thousand Ultimate Talents - Chapter 36 - : Great River Sword Intent, Planning the World

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 the story of a poor young man whose poverty even shreds apart their family willing to climb his way through society and into the top

For others, apocalypse means running away, killing zombies and upgrading.

For Shi Lingxi, it means not only running away, fighting zombies, and upgrading but also public display of affection!!!

It’s not that he is weird, but that he has a weird system that requires him and his forcibly bound target to reach a certain love index of sprinkling dogfood. In order to survive in the apocalypse days, he can’t not do it.

Shi Lingxi: Dear Lou Yuan, come here, muah~~

Lou Yuan: Muah~~

Shi Lingxi: What’s wrong with showing my love for Lou Yuan? Hmph.

This is a sweet story where Xiao shou seduces the Xiao gong and they sprinkle dog-food together.

- Description from Novelupdates

As disaster was about to strike, a group of survivors transmigrated into a desolated world and were challenged to a game of survival. From terrifying acid rains, to endless natural disasters, the heavens burn while the earth scorches, radiation is rampant, and nobody is spared from the dangers of this hellscape. The only way one survives is by building a shelter and slowly upgrading it in hopes of surviving another day.