President, Our Egg Is Lost - Chapter Thirty-Three: Occasionally jealousy is fun.

The little handsome son-in-law passed through a world as waste material and the husband of a wealthy family. But because of his lacking aptitude, the wealthy family had driven him out. So he worked hard and found a more powerful family’s thighs to hold onto. Soon enough, he became the strongest son-in-law and husband in history.

In this world, it was impossible to practice martial arts. It was futile so he might as well take advantage of his wife’s thighs and maintain a comfortable and leisure lifestyle.

He’ll train his wife to become the strongest and best person in the world.

“Whoever dares to provoke me, let my wife kill you!”

- Description from Novelupdates

“Dragon-riding” Prince Craft returned to the imperial capital after traveling around. Refraining from his coronation, he received marriage proposals from each country.

Although Craft dislikes marriage, he established the “Bride Training Department” and he will marry the woman who remained at last. If it’s done at all, it’s fascinating!

In front of Craft who volunteered to be the lecturer and the referee of this training department, each lovely and perfect bride appeared one after another!

A positive female pervert-like cousin, a glamorous beast girl, a black-haired swordsman with ponytail, a blond small breasted princess and a tanned and lively girl with big breasts. These 5 girls approach Craft! A expressionless maid and a brave loli halfsister join the tumult, too!

Who does the Dora Prince choose!? How about all of them! This is the start of a harem, romantic and comedy story!!

After waking up in the body of the Young Master of the Luo family, he finds he has the knowledge of hundreds of games and Light Novels. However, he finds his Dantian is crippled, so he can’t practice cultivation! Luckily, he has the Upgrade system.

Su Ran, a music prodigy, woke up transmigrated into a book.

At that point in time, the main story arc in the book had already been completed. As a villainess female supporting character, not only did she need to take over the original owner’s pitiful life in poverty, she also gained an instant son right at his rebellious period.

Ten or so more years from then, the son would turn into a twisted, evil villain. He would appear in one of the extra chapters to pick on the male and female lead’s children.

***

Su Ran: Son, you shouldn’t be too outstanding.
Su Han: Why not?
Su Ran: ’cause you will be killed.

Su Ran: Son, would you like to learn music from me and become a zen, little fairy boy who only needs to drink dew.
Su Han: No, I want to go into business so I can support you.

- Description from Novelupdates