MTL - Crazy Leveling System - Chapter 17 Refiner!

Betrayed by his own werewolf clan and left to die in a forbidden vampire crypt, Lucien Drake awakens something ancient—something monstrous.His blood ignites the Crimson System, binding him to a long-lost vampire bloodline rumored to be more powerful than the vampire lords and deadlier than any alpha.Now reborn as a hybrid of vampire and werewolf, Lucien gains powers no being should wield. The System whispers, hungers, and rewards him for one thing: domination—of bloodlines, enemies, and women.With every kill, he evolves. With every seduction, his power multiplies. And with every conquest, the world bends closer to its knees.But ancient forces stir. Vampire princesses, werewolf queens, and dark priestesses all want him… dead, bound, or in their bed.In a world where the strong rule by blood, Lucien is rewriting the laws of nature—and he'll either claim the throne of night...Or drown the world in crimson fire.> “You think I'm a monster? You haven't even seen what I become when I climax with your queen.”

Amid the silence of the aftermath, a sealed envelope was found resting beside the fallen Infinity Blade. Its edges were worn, as though it had been carried for many years, yet the seal remained intact. Gok, known for his stoicism and strength, had written it long before the final battle, anticipating that one day his journey would reach its end.

A strange event happened in Blue Star, a large number of Blue Star people were affected by a mysterious force, and their souls temporarily traveled to another world.

It’s a dark, weird world

Not only are the prices extremely high, but there are also many evil spirits quietly appearing. At the same time, various forces are fighting with each other, and the people of the lower classes are suffering.

Yang Fangben, the attending physician of the mental hospital, also traveled through a strange incident.

Fortunately, he found that he had awakened a proficiency panel.

As long as you keep refreshing your proficiency, you can improve your own realm.

He grew up secretly, with corpses piled up under his feet, and he unknowingly embarked on a path of sagehood.

- Description from novelbuddy

How long will it take for a murdered thief to distill into something monstrous? In this story the darkness only grows stronger, and its reach only grows wider as it expands by devouring the life that surrounds it. This is a dark fantasy where evil is a where, not just a who that focuses on slow progression, undeath, and atmospheric storytelling.