First Stygian Diviner:Apocalypse - Chapter 124 You Crave For Blood ...I Crave For Power

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

Three Days of Happiness is a novel by Sugaru Miaki, also known as Fafoo. It’s a rewritten version of the story originally posted to 2ch.

The premise of the story revolves around a shop where one can sell away the remaining years of their life, and the consequences of doing so.

“I Say A Little Prayer” is a short related story which was posted along with the novel’s release. It spoils some things about the main story, but nothing major.

“You nearly killed me in the past timeline and destroyed my life. Now that I have been given the chance to return to the past timeline, I will be changing everything and fight the future that was meant to be a dead end. Once we meet again, it will never be the same!”

When the only Virtual Reality game called Alternate World made the players gain abilities, the world changed drastically. The whole world undergoes a change of lifestyle, people started to manifest abilities, and playing the game became a job.

Manato Tsukasa, a player who is also one of the players of Alternate World was targeted by his enemies during the evening before his wedding and was almost killed in the process. Due to a certain encounter, he was allowed to gain a second chance to go back to the past and change everything.

With the chance to change everything and start from scratch, he decided to take advantage of all his knowledge and so that he can prepare to kill the person who ruined his life. And to start his vengeance against his enemy, he played the game again that didn't only change the gaming industry but also the whole world.