My Post-Apocalyptic Shelter Levels Up Infinitely! - Chapter 15

The world’s top level hacker, Shi Lei; due to him hacking the world’s top military powers during a joint exercise and attempting to steal information from them, ultimately leads him to get sold out by his own organization. This act eventually caused his own death by a missile bombardment.

God was playing a joke on him and allowed him to return back to six years ago, the autumn season of when he was still at his university. Being given another chance, plus the fact that he retained his ability as one of the best in hacking technology, Shi Lei decided to change his life! During his previous life, he was only an assassin in the dark. Although such an existence made people afraid of him, he would have to always hide within the shadows. In his new life, not only does he want to be an assassin in the dark, he also wants to stand openly in the middle of the world stage. Creating a world-class super enterprise, he will single handy change the whole world!

- Description from Novelupdates

Ren Xingliu transmigrated into a world in troubled times, struggled for half of his lifetime, and eventually achieved success and recognition, working as a good general and minister. Then he returned to modern times, when he was just about to graduate from university.Ren Xingliu who had his fill of wind and frost: I’m beat. Simplicity is the way to go.—Ren Xingliu, the ignorant, incompetent, reckless and daring young master of the Ren Family, was about to graduate. Everyone was waiting to watch him turn the Ren Family completely on its head. One with malicious intentions even deliberately introduced him to an honest person without status or background, Bai Juanqiu.Never did he expect Ren Xingliu to be so content with this honest person.Ren Xingliu: He seemed to be someone who could live a carefree life with. Alright, let’s make do with this.Bai Juanqiu had been putting on his honest persona for twenty years, but those people still wouldn’t let him live in peace and went ahead and introduced him to a notorious silk pants. Bai Juanqiu decided to stop pretending.Afterward…Bai Juanqiu: Well, let me just eat my delicious words, because I can keep pretending for two more years.

A story of time-travel. Sly and cunning, she unexpectedly became a sickly noble lady whose fiancé is merciless and demotes her to a lowly concubine. She sneers and bravely breaks off the engagement. To hell with scumbags, marry heirs to lords, blind the courts with her brilliance.

There is no master god, no system, no exchange, and some are just source codes that are fused in the mind to open up the world, not to be forced or suppressed, but to constantly go through in order to become powerful Look at my infinitely powerful source code …

- Description from uukanshu