One Piece: I am Imu - Chapter 107: The Arrival of CP9

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

Hitoshi's life sucked and then a truck made it even worse.But death wasn't the end. He wakes up in a fantasy world as a slave, expecting more of the same bad luck. Then a maid from the super-rich Aoi family buys him to work at their huge mansion. Finally, a break, right?Wrong.Sure, the mansion is amazing. The food is great. And yeah, the Aoi family treats him way better than he expected. But something's... off. Why do they watch him so closely? Why does everyone get weird when he smiles? And why do bad things keep happening to anyone who gets too friendly with him?Hitoshi just wants to be a good servant and make everyone happy. He doesn't realize that his kind heart and helpful nature are stirring up something dangerous within the Aoi household. In this new world, his greatest talent might become his biggest problem.They say no good deed goes unpunished. In the Aoi mansion, every act of kindness pulls him deeper into a web of obsession he never saw coming.“Reincarnated into Madness: Yandere Family's Unwanted Slave” is a story about second chances, magic, and what happens when being too nice leads to some seriously creepy consequences.

Why does Ryunosuke Yusheng commit suicide frequently?

Why did Tohsaka Tokiomi hunt down his disciple?

Why doesn’t Jin glitter cooperate with the emperor?

Why is my king homeless?

Behind all this, is the distortion of human nature or the loss of morality.

Please read this book, a man who plays tricks by comics.

- Description from novelbuddy

Everyone said Su Xiaofeng from Lihua Village was lucky, despite having two kids to drag around, she still married a big shot from the Imperial Capital, making everyone green with envy.But the truth was this:In the 21st century, Su Xiaofeng, a leftover woman who started her own business, died unexpectedly while pregnant and was reborn into the body of a village girl from the 1990s.Right after arriving, she discovered the shocking news that she was pregnant.Touching her chin and then excitedly patting her stomach, Su Xiaofeng said, “It's like finding what you've been searching for without any effort at all.”To ensure that after the baby's birth, she could do whatever she wanted, Su Xiaofeng rolled up her sleeves and got to work, and by accident, she obtained a Spiritual Mirror, renowned for its wealth and beauty.From then on, she went further and further down the path of stepping over Lianhua, tearing apart local thugs, torturing her unkind mother, and beating up big shots... wait, no, on the path to getting rich.Only, her twins were beginning to look more and more like a certain big shot from the Imperial Capital.This story is fictional; rigorists beware!