You're Strong But Now You're Mine - Chapter 8: The Right Time, The Right Choice

Xu Feng transmigrated into the cultivation world with only one useless cheat.When he was born, the Golden Armored Spirit Turtle had just hatched, and according to the family tradition, it was bestowed upon him as his companion spiritual beast.Thinking that the Golden Armored Spirit Turtle had an extraordinary bloodline, he believed it would become a great companion in the future.However, to his surprise, it took twenty years for it to reach the Qi-Refining stage.So Xu Feng gave up all his expectations. He decided to keep nurturing it. If he failed, he could just pass it on to future generations.Unexpectedly...A colossal golden turtle, as vast as the entire world, lay across the shattered land.Looking at the devastated world, Xu Feng harshly tapped the head of the golden turtle.“Try to be more gentle next time!”

As he woke up, Wei Xuan realized he returned to the day when the apocalypse had just begun. Wei Xuan, who had a second chance at life, immediately decided: not to go to a survivor base, and not to return to human society, instead, there is only one thing he wants to do now. Find the half-zombie Du Hang, and live with him in the city full of zombies, farming and living together until old age. Wei Xuan, who stayed in the zombie city after being reborn, unexpectedly found out that zombies are not as terrible as humans think…

- Description from Novelupdates

Once upon a time, a hero had been summoned to a different world in order to defeat the demon king. After the war stretching 3 years ended the commendable hero slew the demon king. And he was forcibly deported back to earth after being dismissed.

Such bullshit!

Elves in addition to beast race, dwarfs and demon race. Even though I wanted to make a harem in the different world I saved! My dream will not come true on earth, where there is no magic at all. Thus, the hero returns on his own. Without the blunder of being extradited to earth this time, he will build a harem of his own in a different world.

[The Demon King is Dead], a story in which the Demon King got immediately killed in the Prologue. I became the ‘Demon Prince’ of said novel.

…Help me.