The Misfit of Demon King Academy (WN) - Chapter 4.2

However, he did not know that he was not raising just a harmless pet, but a biological weapon secretly made by the government… a real monster.

As a former librarian, Rand felt that he had been living an ordinary life, the one that he had reclaimed unconsciously every single day.

Recently, he has been a little upset because the pet fish he accidently brought home to raised seems to have undergo some strange changes

Well, it turned into a merman.

- Description from Novelupdates

Jiang Pengji got something called the Court Intrigue Stream System.
System: “Your goal is to become the most prestigious woman in the kingdom (the Queen)!”
Jiang Pengji: “Okay, System. No problem!”
Years later, she met the target by becoming the most prestigious woman (the Empress).
Jiang Pengji: “Well done, no?”

“That’s a jinx and must be rid of. It’s that or you and your family get out of here.”

Su Xiaolu was transmigrated into this world as a newborn, and the instant she opened her eyes, she was deemed a burden and a jinx by a venomous grandmother-in-law.

Her father, Su Sanlang, gritted his teeth and said, “Alright then, you can separate us from the family and we’ll leave.”

For the sake of keeping her alive, they were forced to leave the main family and start a new life elsewhere. They ventured into a new profession, went hunting, and their lives gradually improved.

Despite being called a jinx, she became the apprentice of a divine physician at the age of three, inherited his legacy, and became known to the world. She treated her brothers’ brain disease and her eldest brother became a profound martial artist while her second brother became a scholar. They all brought glory to their family.

Now a divine physician herself and well-versed in nutritious recipes, she owned the largest restaurant in the Zhou Dynasty and earned so much money that she couldn’t possibly finish spending them in ten lives.

Her family grew more prosperous and their horrible relatives showed up, trying to ride their coattails.

Su Xiaolu smirked. “Close the gates and release the tiger!”

In the end of the era, the ghost wizard was killed in a car accident, the soul crossed, and he found himself in Japan, and he was attached to a Japanese.

I was thinking about taking a name in Japan, and I picked up a newspaper and glanced at it –

Kudo Shinichi, Sherlock Holmes of Japan’s Heisei, the savior of the police? In the trough, how does Laozi wear into the world of the second yuan? Well, all in all, this is a story of a wizard playing a passerby in the Conan world…

- Description from MTLNovel