The Mightiest Leveling System - Chapter 4879

Notice: This story contains R18+ themes, including violence, sensual and sexual content, blood-related addiction, and dark psychological elements. Reader discretion advised.I died in a library, crushed under centuries of forgotten knowledge. Fitting.Now I’ve woken up in a coffin, starving, undead, and very much not human.They call me a Fledgling—a bottom-feeder vampire barely above a ghoul. I’m weak, hunted, and tethered to a world straight out of a cursed tabletop campaign. It’s a classic fantasy realm—elves, knights, guilds, and dungeons—but twisted by a dark, rotting magic. The moon shines red, the gods are silent, and every town smells like fear.To make matters worse, I’ve been bound to a LitRPG system called the Blood Codex.Level up by draining blood.Unlock skills by embracing your monstrous nature.Resist Corruption... or don’t.There's no prophecy. No chosen one nonsense. No noble title. Just fangs, rot, and whatever I can steal, trick, or kill to survive.But the deeper I sink into this world’s underbelly, the more I realize something is watching me through the system. The rules are breaking. Dungeon bosses are going mad. Entire towns are disappearing.And I think I’m supposed to fix it… or maybe finish the job.

It was the twenty-third year of Tianxi*. Rumours traversed the streets that the all-knowing Imperial Advisor suffered a great calamity and could not help but enter seclusion to focus on cultivation. However, the commoners secretly clapped their hands and rejoiced. In the winter of the same year, a young monk appeared in the Hui Zhou Fu’s Ningyang District.

The monk’s monastic title was Xuan Min, his memories all missing, yet was versed in the arts of Feng Shui Kan Yu**. On the very first day arriving in Ningyang, he did not hesitate to take care of a dangerous manor, picking up Xue Xian, who was hidden there, along the way.

Since then, Xue Xian – who had been all-powerful in the first half of his life – gained a new life pursuit: to get this baldy*** who had only a good outer appearance to take his last breath and “smile from his grave”.

Xue Xian: If you are unhappy, then I will be happy. If you die, I’ll laugh my ass off.

Xuan Min: …

- Description from Novelupdates

Hypnosis, Time Stop, Eyes of Lust...Just why do I have these skills?!After almost dying, he was reborn as the demon king of lust.Since the world is against him, there was no reason for him to be a good person. Especially since the entire world was hunting him down in the first place.So he decided that he would destroy the world in his own way as the demon king.

“I can clear all your debts, but you have to substitute me in my marriage…”

When Liang Dou Kou was diagnosed with cancer, she formed a contract with Qin Zhi Ai to substitute her in the time she would be absent, including her marriage with Gu Yu Sheng.

Initially, Qin Zhi Ai suffered under the cold and harsh attitude of Gu Yu Sheng, who mistook her for Liang Dou Kou. But his heart gradually softened and he fell in love with her.

Just when he thought that he could live happily ever after with her, it is time for Qin Zhi Ai and Liang Dou Kou to revert their identities, and Qin Zhi Ai evaporated from Gu Yu Sheng’s life.

Months later, Gu Yu Sheng meets someone who possesses the gaze of Qin Zhi Ai who captured his heart…