My Accidental Harem - Chapter 1 -

A man was transported to Ancient China and eventually became a servant of a declining household without a male heir. He utilized his wits and modern knowledge to help the household and eventually become trapped in the sea of political turmoils of the period.

- Description from Novelupdates

System: You are now a lowly male supporting role, a passerby who wants to go offline at any time, please keep secretly and grow vulgarly.
Shi Yan: Very good, thank you for your suggestion.
The first world: Shi Yan, as a little prince born in a cold palace, made himself an emperor.
The original male and female protagonists, under his witness, became grudge couples.
The second world: Shi Yan, as the youngest son of the princess who died tragically, made himself a powerful minister over ten thousand people.
The original male and female protagonists, under his witness, became grudge couples.
The nth world: Shi Yan, as a genius in the world of comprehension, has made himself the number one powerhouse in the Three Realms.
The original male and female protagonists, under his witness, became grudge couples.
The system feels that something is wrong.
Shi Yan instead persuaded him: Let the male and female protagonists come together in the end no matter what the circumstances are, isn’t it the self-cultivation of the tool man and the male partner?

Content tags: Kuaichuan Shuangwen Metaphysics
Search keywords: Protagonist: Shi Yan ┃ Supporting role: ┃ Others:
One sentence introduction: The male partner is beautiful alone
Purpose: strong heart, unmoved by wind and rain

- Description from novelbuddy

[Reformatting World Settings...][Real-World Currency Disabled.][Physical Laws Adjusting to Game Protocols.][Initiating Player Culling Sequence...][All Players Age 60 and Above Will Now Be Eliminated.]A blue screen appeared before every person in the world, displaying those chilling words.At first, many believed it was some kind of elaborate hologram prank—until every person aged 60 and above disintegrated into glowing particles.But that was only the beginning.The world had changed. Humanity had been turned into “players” in a twisted system where survival meant leveling up through killing others or completing brutal quests. Fail to level up in time—and you're dead.Shinra Takamura, a 20-year-old survivor in this new Filthy World, receives a rare skill Lewd Reap: the ability to steal another player’s ability through intimacy.But can he survive the chaos, the betrayals, and the moral decay with such a controversial power? Or will the world break him before he ever learns how to use it?Read on to find out.This book is a smut novel with a solid plotline, set in a world of survival and extremely gory scenes. The main character is no goody two-shoes—he’ll do whatever it takes to survive. He’s not evil, though; he doesn’t kill without reason. The story begins with his transformation, showing how a once-good kid was shaped by a brutal world into the person he is now. Hope you find it interesting (:->

Rainer, an amateur arcanist and college student, sought to create a new spell far surpassing the magic of the few he inherited from his grandfather. Yet the interference of an unknown event during the casting of his spell led him to be thrown through space and time.