MTL - As An Immortal, I Had To Pretend To Be A Vampire - ~ Half of the code is cut off

⚠️ WARNING ⚠️THIS NOVEL PARTICIPATED IN WSA 2025!---Nero Vaelheim. A name etched in history as that of a fleeting antagonist, a mere stepping stone for the heroes.But what if the pawn refused to be sacrificed?When a devoted reader is reborn in the body of this doomed villain, he has only one goal: to break the script, rewrite his fate… and bend this world to his own rules.After all, why settle for being an obstacle when you can become the ultimate threat?

In order to chase down and kill her own murderer, Xia Yichu reached an agreement with the 233 system, and she will travel through the world to complete the task, and The 233 system helped her return to the original world.
However, Xia Yichu often encountered a broken BOSS while he was on his way to do the task. He did n’t agree with each other on the wall, the bed, the various patterns, and kept talking.
System: Please use one word to describe the other person’s impression in your heart.
Xia Yichu: Competent.
Shen Jiaye: Mine.

- Description from 69shu

I...AM...MOB CHARACTER!!!Sigh~My name is Samael, I was an office sla- I mean a worker who worked 9 to 5. It was a daily routine of monotony until one fateful day when I went home only to find my best friend with my girlfriend. Betrayal was the first thing I felt, followed by rage.And after taking ‘care’ of them, My surroundings changed…Looking at my reflection in a mirror, I noticed my appearance had changed. Gone was the face of the disgruntled office worker; instead, “SAMAEL ASHWOOD!!!” a character from a novel I used to read. But this wasn't just any character; I had become him—the sacrificial best friend of the protagonist who was betrayed and died in just the first two chapters.PROTAGONIST DIED!?[Heavenly Destiny System Initializing...][...]

Vincent has lived a very unfulfilling life, until he receives the pain extraction system, a system that allows him to extract pain and turn it into points that he can use to change anything. Now he is going to use this cheat system to fuel his desires and accomplish his goal of becoming the crime boss.“Win or lose pain will be inflicted, every battle is an opportunity as long as I survive”_____Author's note:This work hasn't been dropped, I'm currently focused on my other novel so I haven't been able to do much on this. if you like it add it to your collection or leave a comment_____