After Defying the Villain's Fate for Nine Lifetimes, the Heroines Turn Mad! - Chapter 5 - Let Them Die

He went from an ordinary student to a god-level master in manufacturing.
Continuously progressing, processing range from hundreds of meters to tens of atoms, processing precision from microns to nanometers to atoms and molecules, everything was possible.
Wassenaar Accord? The embargo against China? What we have banned are technologies that China doesn’t care much about. Most of the member states have to import technology from China, shouldn’t the member states have a meeting to discuss and bring in China as well?
Forbidden chip sales? Is there a mistake? We barely managed to maintain our low-end market with a large amount of subsidies, it’s already good enough that China didn’t initiate an anti-dumping investigation. President, are you sick?
Hmm, it seems like living cells can be processed precisely as well. Do you need to refine the cancer cells that you are spreading out?

- Description from Novelupdates

The strongest Demon Lord dies, and reincarnates as a human. Not only that, he because of various incidents turns into the hero’s best friend.

Follow his journey as he tries to help the hero escape his fate, and on the sideline to conquer the continent while he’s at it.

The end of the world is coming, the world has undergone great changes, and everything has changed. Plants, animals, and even insects, as long as there are living things, have mutated.
Become more powerful, and even evolved supernatural abilities, such as chickens and ducks that can fly to the sky, such as cats and dogs that can breathe fire.
But only humans, without any obvious changes, seem to have fallen from the top of the food chain to the bottom of the food chain overnight.
Any creature that can open its mouth to eat can treat humans as food.
But fortunately, this world has not completely killed humans. Gradually, humans discovered that they had the ability to cultivate compatibility with other creatures.
As long as it has a high degree of compatibility with some powerful mutant creatures, it can be used for its own use to achieve the purpose of protecting itself.
Fang He is a person who is very compatible with mutant animals, but it is also because of his ability that he has changed from the strongest to the stupidest.
Fang He, who was reborn, said, “Hmph, this time…”

- Description from novelbuddy

Tragically, Dan Ziwei was hit by a car, and when he woke up, two hundred years had passed. Even more tragically, he still had his strange variant of nymphomania.

“I’m very sorry, but we are unable to cure you.”

“W-wait! Even AIDS can be cured now, how come nymphomania can’t?”

“Ha… haha…”

There was no other choice, Dan Ziwei could only return to his old job of being a quiet, peaceful gamer. Though, the games nowadays were a bit… strange…

Scenario 1: You like to shake hands with strangers.
Scenario 2: You like to hug friends.
Scenario 3: You’re a bottom.
Scenario 4: You’re a bottom.
Scenario 5: Important things should be said twice.

Dan Ziwei: … How am I meant to play a game like this?! (╯‵□′)╯︵┻━┻

- Description from Novelupdates