MTL - Top Strong Cultivator as a Teacher - Chapter 3422 In-depth

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

Polygamy is abolished.

We don’t have to force ourselves to live together anymore…

Jyera, a parallel Earth ruled by humans, was about to enter the interstellar era when the apocalypse arrived. Animals turned into monsters, humans became zombies, the weather went crazy, and all technology stopped working.Rick was a rookie firefighter on his first day of work when the apocalypse began. With the help of other survivors, they trusted each other and managed to survive the initial chaos.But due to the greed of his companions, Rick was betrayed by them and ended up dead. After regretting his choices and accepting his fate, Rick finds himself alive again 7 days before the apocalypse begins. Now armed with a powerful system and knowledge of the future, Rick plans to not only survive, but thrive in the harsh apocalypse…

The world has changed, evolving into a game-like reality with mana, classes, and deadly battles. Here, death is final… except for Sora Hashino. After betrayal by a childhood friend, Sora awakens [Prestige] [Prestige : When activated, all levels and skills revert to zero, allowing for a fresh start. Become stronger and get twice the experience every skill activation.] Death is no longer an end; it’s a new beginning. Driven by revenge, Sora’s journey to power has only just begun. What to expect: Rapid, high-stakes growth Story twists and a deceptive plot Daily releases Intense, fast-paced action Late-stage world-building, solo MC in early chapters Multiple identities and hidden motives A unique job and mistakes in the choices for the MC