NTR: I became a noble? - Chapter 181 Choking on ****(18+)

One day a young man found a mysterious door in his grand father house and that door transported him to Tensura....welcome to the new world...all the credit for the characters and main story goes to the owners, this is just a fanfic none of the characters or the storyline belongs to me...Tensura won't be live until later in the chapters, so if you in a rush, you can quick rocks...

Perhaps it is the choice of fate. As a senior otaku, Qian Lingfeng got the “steel shell system”. However, when he swept the world with the system, became a local rich man, made all kinds of beautiful women, opened a harem, and realized the ultimate fantasy of thousands of otaku, he found that things seemed far from simple!
When the end comes, biochemical zombies suddenly come down, fierce beasts are in power, bloodthirsty zerg roam to kill the world, and human lives are comparable to dirt. Where will weak human beings go in this world? Is humanity going to be extinct? Or … can an otaku save the fate of the human race?

- Description from Novelupdates

Yuka, reborn as the daughter of the universe's richest man, tries to live a simple life. She gets a big shock when she has to join Union University of the Alliance because of government rules.In university, Yuka picks an easy major, hoping to keep a low profile. But her plan doesn't work. She keeps facing tough situations that show off her smart mind and strong skills. Yuka tries hard to live normally but keeps getting pulled into extraordinary accidents.This is the story about how Yuka grows. It's about her trying to hide her real identity while dealing with a world that always challenges her.

Noa’s life turned into a disaster.He was fired for no reason, betrayed by the woman he loved, and left drowning in debt for a wedding that would never happen.Then a truck almost killed him.And just before the world went black—time froze.Suddenly, Noa is no longer an average human—he is a Dimensional Tycoon, capable of buying and selling planets at market price.When gods need immortality, Noa sells them elixirs. When demon kings want weapons of mass destruction, they pay in cash. When heavens fall, he buys the land. When empires collapse, he auctions the ashes.Noa can trade anything, as long as the price is fair.He doesn’t conquer realms, because in this world, money is the greatest power—and Noa controls the market.After all, even divine beings knock on his door—not to fight, but to ask for a discount.But every tycoon has to start somewhere.For Noa, it began with selling shampoo to bald cultivators.