Re:Birth: A Slow Burn LitRPG Mage Regressor - Chapter 50: Last Boat For Arkhos (Start of Book :

so, reincarnation huh?“a lot of good... a lot of bad... balanced karma.” “good news you get one boon to bring with you to the next life. unfortunately for you though, you don't get to choose. totally random. ready?”join Apollo in his new life where through sheer luck (good or bad?) is raised by an all hungry, all dominant and all loving hivemind who will burn the galaxy just to see him smile.

The world had changed when the System arrived, alongside the Cataclysm that filled the world with monsters. The technology was gone, replaced by classes and skills that allowed the people to fight back. When Devon ended up as a Blacksmith, a class that didn’t grant Intelligence, he had to face the reality, that his old career that he loved - mathematical sociologist - was over. Instead, he had ended up as yet another discarded member of the production class, overshadowed by the existence of the System Shops to the point of total marginalization. But, what if all he needed was to reapply his scientific thinking to the System...

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

Armed with the memories of her past life, Gu Lingling returns to the 1970s, determined to break free from the bullying of her stepmother and stepsister and rewrite her own destiny. She's no longer the pushover she once was. With her intelligence and courage, she strides toward happiness. Her exquisite cooking and skillful sewing not only earn her the respect of those around her but also capture the heart of Yang Yunhai, who always seemed to be at arm's length. This time, she's not just changing her own fate; she's making those who once hurt her pay the price.A story of comebacks, sweet romance, and self-growth—it's filled with warmth and strength!