Supervillain Idol System: My Sidekick Is A Yandere - Chapter 3 - : A Familiar Face

This is the story of how I became the greatest genius in the history of humanity, destined to go down in the annals of history for all eternity!This is the story of how I made humanity what it is today.It all began on a fateful night in New York. With a certain peculiar dream.The Universe is grand and mysterious. What's important remains hidden...

Demons are rampant, the court is corrupt, the human race is declining, demons are rampant, and the world is treacherous and haunted.

Martial arts masters are just more delicious blood food in front of monsters.

There has never been a savior in this world!

My name is Jiang Heng, and I am the one who runs amok!

- Description from novelbuddy

The heroine has no cp
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Yi Linglong, no one has seen her face, no one knows her gender, but there are rumors in the rivers and lakes that this is a man who looks like a good woman.
His martial arts are strong, cold as frost, and a dagger seems to be able to kill all living beings in the world.
He kills one person in ten steps and does not stay for thousands of miles, but he has a maverick that is different from other Jianghu people.
His story can be said for three days and three nights. As a unique existence among assassins, he has become a legend. …
“I told you about the deeds of my male god, did you hear it?”
“I heard, I heard. Is there anything else? I’m going to collect sauerkraut.” Hua Rongyue waved her hand and turned away.
“Hey? Why is it not like you? Is it interesting, cooperate with me anyway, what is my male god doing now? You can figure it out, let me figure it out.”
Hua Rongyue, “…”
——If my calculation is correct, your male god estimates that 80%, maybe, is now accumulating sauerkraut in a small medical hall…

Content tags: Jianghu grievances, disguise, misunderstandings, women disguised as men
Search keywords: Protagonist: Hua Rongyue (Yi Linglong) ┃ Supporting role: People in the Jianghu ┃ Others: Hua Rongyue, Yi Linglong
One-sentence introduction: rushing through the rivers and lakes~

- Description from novelbuddy

Rated +18Ethan (unlike many unlucky protagonists) was doing pretty well, he had just graduated from high school, he isn't a straight A student but he isn't so bad either.He was very popular in his high school days, with short black curly hair, average height and build, and a face any girl would die for, Ethan navigated through high school like a breeze.But before he could leave for college he was diagnosed with a strange illness and was told he had only six months to live.The news was devastating to Ethan but it was true, four months had gone in the blink of an eye and Ethan had only two left, he started trying things he hadn't done before.After getting a recommendation from a friend he bought a virtual reality game called Harem Online.Before he could play the game it glitched and was isekaied into a fantasy world where magic and women reigned supreme.Follow Ethan on his adventure as he navigates through a world dominated by women with his lust system.The early chapters might be a little clumsy but it gets really good, oh and lots of lemon, I mean like a lot of lemons.Additional Tags: Adventure - Action - R18 - Isekai - System - Harem - Weak to Strong - Handsome ML - Beautiful FLs - Smut - Elves - Vampires - Demons - Monster Girls.