MTL - Tyrant Dragon Emperor - Chapter 7335 Linggu Yazun

As a boss with space plant abilities in the apocalypse, Lu Yao once traveled to the future, became the director of a nursery school that was about to close down, and became a rare animal human on the verge of extinction.
The food she made at random can cure the genetic disease of the cubs in the welfare home. She punched the cubs’ scum fathers and scum mothers, and kicked the remarried families who abandoned the cubs.
It is such a good kindergarten successor dean, who is attracted by that single cool imperial marshal!
Since then, the barrage in the live broadcast room has become:
Imperial Citizen A: Dean A, I really want to marry.
A certain big black dragon: Shut up! This is your marshal’s wife!
CP: Dean Lu Yao, who is extremely protective of short-sightedness and loves cubs, X the imperial marshal Helanjia who loves Shang Yunxi more than cubs
Brief: There are no bad cubs, only bad big ones.

- Description from novelbuddy

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

This is the right version of the story on my account the other one had some problems on webnovel.A story about traveling through a system! Incest, multiple blood relatives, harem, pony cart, and light training. The protagonist's soul traveled through time and space to a newborn baby, and he was sent to Xia City when he was just born. At first, he didn't know that he was Liu Ruyan's son! The most important thing is that he was bound to a very bad system called the money exchange system, so after he could speak, he showed a melancholy temperament! Others thought he was sad about something, but every time someone asked him, he shook his head lightly and said no! But only he knew the pain in his heart! He guarded a system, but the system asked for money. It gave money for intelligence, but I still gave money for strength! Unfortunately, Liu Xuan, who was thrown into the welfare home, lacked money! Otherwise, he wouldn't have been hungry every day and bullied. Until Liu Ruyan came and handed over a 10 billion black card, the world finally changed. The beautiful mother's soft breasts that made people linger, and the long black legs that were longer than his life, yes, that housekeeper, the loose maid clothes, weren't they just waiting for him to fuck them? At this moment, Liu Xuan, who had been single from the previous life to this life, immediately notified the dog system after receiving the black card handed over by the beautiful mother, and directly blessed his bird gun that was growing well into a thick cannon...