Netherborne [An OP Monster Isekai] - Chapter 19. Rainbow Fish

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.

Just before being summoned to another world, the protagonist’s summoning medium was secretly swapped by someone. As a result, he was not summoned as the “Holy King” but instead as the “Sex King.”The magic he can use includes water magic in the form of lotion, fire magic as candle wax, and his summoned beasts include a wooden horse used for punishment…Branded as “vulgar,” “useless,” and “filthy,” he is rejected, has his engagement annulled, and is ultimately exiled. However, the one who picks him up is a princess from a nation where the sex industry is legal.Using his modern knowledge, the protagonist begins rebuilding the nearly bankrupt sex kingdom. He introduces new fashion trends unknown to this medieval world and uses his authority as the Sex King to subjugate the girls. He then establishes modern sex service techniques.The protagonist's method of leveling up is through intimacy with his heroines (his concubine maids). The more intimate he gets, the stronger he becomes, and the wealthier the kingdom grows.However, the surrounding great powers will not stand idly by and allow a flourishing nation full of women. Thus, the flames of war are ignited.Utilizing his creativity, adaptability, and cunning, the protagonist repurposes his sex-related magic for military applications and overwhelms his enemies.As he gradually awakens to the path of conquest, he begins walking the road of a ruthless emperor. However, by his side is always a heroine, a celestial beauty who keeps his heart from straying too far…

At the execution site, the two hundred and fifteen people of the Yun family are waiting for the execution. As the new emperor ordered, all are executed and the blood flow to the ground….

Relive again, people who owe her, calculate against her, she will never let them off.

Just return back to life, her parents murdered, the people in the entire capital are eyeing her family’s wealth. This lifetime, she will not be blinded again.

In her past life, her uncle’s family is her only family, just because her grandmother don’t like her mother, she thought…

- Description from Novelupdates

In a person’s life, three percent depends on hard work, seven percent depends on talent, and ninety percent depends on appearance.

Ding Mu, originally an ordinary person with a little handsome, a little money, and a little smart, could only live an ordinary life with a little luxury and a little glory.

By chance, Ding Mu wanted to download Meitu Xiuxiu, but got a real-life beautification system of aliens.

- Description from novelbuddy