My Yandere Succubus Daughter is Mommy-Warrior's Natural Enemy - Volume 3 Chapter 54

A top hacker was chosen by the Lord God to be reborn into countless worlds, always as an expendable villain.

With no free will, every world became a dead end. Every one of his lives ended tragically.

Finally, after wresting control of the Villain System, this ace hacker decided to enact revenge. Even if his very bones were rotten, he’d choose to occupy the very heights of morality, if only on the surface.

Thus, he would change his fate as an abused slag.

- Description from novelupdates

Step 1: Inherit a creepy old mansion.Step 2: Unlock a cursed system that makes girls fall dangerously in love with you… just by saying “hi.”Step 3: Learn that if you don’t reject them within 10 texts, something terrible happens.My name’s Ren.And apparently, I’m the “Catalyst for Affection-Based Catastrophes.”(Yeah. That’s literally what it said.)My peaceful new life? Over.Now I’m stuck in a house full of magically unstable girls:A sword-swinging elf.A fire mage with zero personal boundaries.A strict class rep who faints if I so much as look at her.And a witch who cursed the bathroom mirror to spy on me.They’re beautiful.They’re powerful.They’re dangerously obsessed.And if I mess this up, someone’s going to get hurt—maybe me.Reject them too late? Game over.Fall for one of them? Even worse.This isn’t a dating sim.It’s survival of the cutest.Welcome to my life. It's not just a harem. It's a hostage situation.

Xiao Ran transmigrated to a fantasy world. As a dungeon guard in the Celestial Dungeon, with a special floor called the Purgatory meant for powerful demons and martial arts experts, he faced a huge challenge from the start. The Eldest Princess acquired a forbidden martial arts technique and was banished to the Purgatory. However, no one was powerful enough to restrain her. All the dungeon guards were defeated. Xiao Ran stepped up and declared, “Your Highness, it’s better for you to behave yourself on my territory” and effortlessly subdued the Eldest Princess.

He progressed from imprisoning the Eldest Princess to delivering the Great Xia Kingdom from the evil clutches of various demons and evil martial arts experts.

…

Xiao Ran was the mastermind behind the scenes.

Jian Tian transmigrated into a Mary Sue school novel and became the cannon fodder female supporting character.Although she is cannon fodder, her entire family is full of villains.The villainous eldest brother opposes the male lead and leads the company to bankruptcy.The villainous second brother opposes the female lead and ends up with crippled legs.The villainous third brother is a love-struck fool and ends up on the streets.And she has it worse, being implicated and sent to prison.Why should she be the only cannon fodder in a family of villains? She wants to turn the tables! She wants to rise!However, just as she ignites her fighting spirit, she discovers she’s bound to a system that will obliterate her soul if she doesn't slack off.Jian Tian: “...”Lies down.And she even persuades her whole family to slack off collectively.Seeing the eldest brother working overtime at the company: “Stop working overtime; after all, the company won't be yours in the end! Trust me, first lose 1 billion!”Seeing the second brother busy with his medical career: “Don't work too hard, after all, you're ultimately making wedding dresses for others. Why not research a cure for crippled legs instead?”Seeing the third brother running errands for the female lead: “Isn't being a happy bachelor nice? Why must you suffer for love? Wake up, licking the boots will get you nothing in the end!”The three brothers of the Ji family: “...”Has our little sister gone crazy?Later, after experiencing the joy of slacking, the three brothers: “Hmm, this is nice...”However...We agreed to slack off together, so how did you quietly become a top boss?!Jian Tian awkwardly scratches her head: “There’s too much development in my field; I can't help it.”And the dark villain lurking in the shadows, aggressively wrapping his arms around her waist: “Hmm? How about including me too?”Jian Tian: “...”Don’t come near me!