Villain's Harem Returns - Chapter 26: Little Boy

He rose from abjection and achieved eternity in glory.
He embraced the prettiest beauties and killed the strongest opponents.
He was able to shift the clouds into rain and cover the sky with one hand.
He could overrun the entire world and go anywhere as he pleased.
He pacified wars and held the world in awe.
He was matchless in the world.
However, his hair turned white overnight for his beloved woman and he was on the verge of death.
He was surrounded by enemies who were trying to take his life.
He struggled his way to become mighty and fought for everything he cherished.
For this age, he was the only king of the Dark World.
His name was a byword for might.
As a man living in the world, his only ideal was to pursue brilliance.

- Description from Novelupdates

Sam Sanderson is envied by many for his job, however he himself didn't seem to like it much.

Due to his expertise in nanotechnology he was tasked with monitoring the state the Valkyries, humanity's strongest weapons who all just happen to be made into gorgeous females.

Forbidden from even touching any of them, Sam spends his days in agony watching flowers he couldn't hope to touch. However one day all of that seemed to change.

When the natural disasters come, the whole people travel through the wasteland world and face the challenge of death and survival!

Horrible acid rain, monstrous floods, sky-burning cities, global glaciers, super radiation…

No one is immune!

To survive, human beings can only build shelters and accept rounds of baptisms of natural disasters.

Fortunately, Somo awakened the doomsday survival system!

His refuge can be upgraded infinitely!

【Wooden Door】→【Iron Door】→【Alloy Gate】→…..

【Wooden Spear】→【Literwood Spear】→【Electromagnetic Spear】→…..

【Diesel generator】→【Bio generator】→【Thermoelectric generator】→…..

When everyone was rushing to prepare for the next disaster, Somo was already fully equipped and rampaged through the wasteland world.

“We’re still lighting the oil lamp, and they all use the refrigerator!”

“His refuge is said that the walls are tens of meters thick and it is the safest place in the world.”

“In my lifetime, I want to live in the Sushen Refuge for one day”

- Description from novelbuddy

No one is optimistic about the marriage between the most respectable man in Yun Cheng and the most disfavored daughter of the Mu family.