My Slayer System: Rise to Supremacy - Chapter 422: Learn magic!

Reborn into the body of a poor young boy in an unknown village in another world, Lu Qing felt quite helpless.Fortunately, he awakened an ability to see through the information of objects, which gave him a bit of capital to survive.He looked at a weed by the road.[Cow bone grass, average quality, medicinal, highly effective in treating bone injuries.]He looked at a red carp in the river.[Red moon carp, excellent quality, delicious meat, a top-grade nourishing food.]He looked at a wild rabbit in the mountains.[Gray rabbit, ordinary wild rabbit, edible.]...With his innate ability, Lu Qing gradually established himself in the village, able to survive.Just when he thought he would lead a peaceful life in this ancient world with low productivity,one day, he suddenly saw a figure sweeping across the sky...

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.

With the revival of spiritual energy and the breakdown of the order of species, it is a difficult test whether human beings can still stand at the top of the biological chain.

(There is already an old book, The Strongest Descends in the City, you can read it.)

- Description from novelbuddy

[You have become the master of the Warden Mansion.][Your first quest is to refine mana from one of your maids by having intercourse with her.]When nineteen-year-old Jett Talon suddenly wakes on an emperor-sized bed, he finds himself lord of a mysterious mansion where countless gorgeous maids stand ready to serve. His first companion is Mia, a blonde elven maid who checks his every box. After making love to her, Jett gains mana, unlocks legendary powers, learns his duties as Master of the Warden Mansion, and uncovers its hidden secrets.