MTL - Vanguard of the Eternal Night - Chapter 15

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

In order to protect my two sisters-in-law, I was possessed by a Fox Demon. Since then, I've found that the way all women look at me has changed...

Summoned after an unfortunate accident in hopes they could protect the world from a coming threat, Ben and his classmates are gifted another chance at life. With fame and fortune promised to whoever is willing to fight for the sake of the world it doesn't seem like a bad deal, there's just one small problem. Ben wasn't blessed with any magic or combat skills, just crafting and enchanting. While the skills themselves aren't useless they also aren't seen as being necessary to the coming war. Now not needed and alone Ben tries to find a place in the world while meeting some of its colourful characters along the way.

He is an extremely wealthy empire president who is obsessed with his wife and loves to pamper her.

One day, the bodyguard came to report: “Master, the young lady has gone after her fiancé!”

“Master, the young lady confessed her love live worldwide!”

“Switch the photo and name to mine!”

“Master, madam, go to the hospital to have the child aborted!”

The handsome and noble man was furious, “Get the young lady back to me so that I can serve her well! Stop, I will catch you myself!” [After Marriage]

Su Fu glared at her extremely possessive husband: “Get a divorce, we can’t survive this life!” Shangguan Ling smiled coldly: “It’s just that, whoever you don’t leave is your grandson! I will give you the property and the little buns, and I will give you the property.” Here you go! Wherever you go I will go too!” (Nuan Chong)

- Description from novelbuddy