One Piece: Pirate King? I just want to kill all of you - Chapter 38: Human Weapon!

Quinn Winter is a young man from another world. One day, he is suddenly chosen to become the new Demon King. But the Demon Kingdom is in big trouble – it's losing a terrible war against the human kingdom called Gran'le.To help his people, Quinn comes up with a risky plan. He will sneak into Gran'le and learn their secrets. But things don’t go as planned. A powerful noble sponsors him, and he ends up joining Heavenward Academy, the top school for training future heroes.At the Academy, there's a big challenge called the Selection. The best students become Paladins – magic knights who fight demons. Quinn doesn’t want to become a Paladin. He is a demon king! But now, he’s stuck in the Selection… and if he wins, he’ll become the very thing he’s supposed to destroy.He started the day badly. Now, things are getting even worse.

Yu Yuehan is the usual rich, perfect, aloof president—the richest man in City H; but one day, a female toddler suddenly appears in his life as his daughter! Despite being certain that he has never touched a woman before, DNA tests certify that the toddler is his! He soon becomes a good ‘daddi’ for the little toddler, Xiao Liuliu.

Two years later, for some inexplicable reason, Xiao Liuliu becomes very fond of a trial nurse, Nian Xiaomu, hired to take care of her. Nian Xiaomu has a strong personality and refuses to let anyone bully her. Constantly wary that anyone might cause harm to his daughter, Yu Yuehan keeps a constant watch over Nian Xiaomu. However, his black-bellied daughter has plans for her father up her sleeves… Over time, Nian Xiaomu reveals her charming side bit by bit; and for the first time in his life, Yu Yuehan is drawn in by this mysterious woman…

“Daddi, you are so handsome!” Xiao Liuliu blushes.

“Daddi, I want hugs!” Xiao Liuliu coos.

“Daddi, I want a younger sister! Quick make one with Mommi.”

“Daddi…”

Yu Yuehan says in a deadpan fashion, “I have never slept with any woman! How can I have a daughter!?”

“Did Mommi sleep with you without you realizing it?”

Yu Yuehan: “…”

When necromancers perform a great ritual to summon an undead servant, they bring a powerful vampire into their world. And now, their fate is sealed as food, but for Klaus, this is just the beginning of his adventure. In a cruel world where people will do anything for power and immortality, he is already very strong and immortal, so what's left if not start a family and have fun stepping on arrogant people through the way?

Doomsday comes, and human beings enter the heavenly world.
Ten years later, Yang Chen, who was betrayed tragically, returned strongly with the Tianyu bug. In this life, he vowed to make the betrayal pay the price. He has a powerful bug bonus, just like an open hang. Frightened to hear…

- Description from novelbuddy