MTL - Godly Alchemist - Chapter 7 Is this a library?

What would happen if an ordinary guy on Blue Star became a Superman?Traversing between worlds, Lu Yao becomes the only one with extraordinary powers. He studies cultivation in the other world, and bring them the technology of his planet. Now, he is the only superman in both worlds.A small goal— to withstand a nuclear bomb~

Loose cultivator Shi Lang gradually found himself in the realm of invincibility. However, when he finally tried to ascend to the higher realm, the spirit of the world was nearly exhausted.

So, between his ascension to a new world or the well-being of his home, he chose the latter and sacrificed his life to save the world.

Nobody knew what he gave up for the world, and he told no one.

Although his sacrifice had gone unsung, there was still someone who witnessed everything. A treasured artifact he carried on his body preserved his soul and let it escape a tragic end.

Eons passed.

The human race stepped out from the age of cultivation into an age of stellar conquest.

The spirit energy in the world was now scarce, but humans found other means to excel.

In this highly-advanced time, Shi Lang's soul has found a chance to be reborn.

What happens when an ancient cultivator that neared the level of a deity before his first death gets a second chance at life in the space age?

“Then why don’t I marry you!” Yu Dong suddenly proposed.

“You…” Xia Feng thought he had misheard.

“You see, you’re looking for someone to marry to ease your mother’s heart, I also want to get married, we’re right in front of the doors to the Civil Affairs Bureau, and with all our papers too!” Yu Dong exclaimed while holding up her red household book.

“And the most important thing is that we just broke up with our exes. This is fate, ah!”

Right up until they left the Civil Affairs Bureau again, holding a newly registered red book, Xia Feng remained dazed still wondering, how did he end up getting married?

Did he just pick up a wife at the doors to the Civil Affairs Bureau?

What Xia Feng doesn’t know is that Yu Dong traveled back in time from 10 years in the future.

Now, having a second chance in life and able to secure a good husband, Yu Dong will live her life at full throttle and without regrets.

- Description from Novelupdates

My whole life, all I wanted was power.

I churned the world into rivers of blood and eventually gained the title, “Demon Lord of Strength”. However, all this became useless when I lost to a party of heroes.

But what can a loser say? As I laid dying, I was forced to listen to the hero’s gibberish:

“If you are born again, I hope that you will live a kind life!”

But huh? When I opened my eyes again, I was back in the past.

“What do I have to do to live a kind life?”

This is the beginning of an ex-Demon Lord’s journey to live a kind