MTL - His Marriage Partner is Scheming - Chapter 20

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

She is an elder miss from a modern secret society family. She is very cold and heartless, but her appearance is very enchanting. She thinks of men as playthings. She was schemed against and her body was thrown into the sea.

Neuer travels through the world of pirates, is adopted by Bermer, and becomes Nami’s older brother!

The Awakened Talent Copy System can copy anyone’s talent in a certain aspect at will!

What kind of experience will it be when Neuer has Shanks’ domineering talent, Kaido’s physical talent and Hawkeye’s swordsmanship talent?

Even the ability of a devil fruit can be copied by the system as a talent!

Many years later, Neuer turned the sea upside down with a talent that surpassed everyone in the world.

(Slow and hot text, slow development in the early stage, and random waves afterwards)

- Description from novelbuddy

Kim Min-jae thought he was just borrowing his sister’s new gothic romance novel. Instead, he wakes up as Kaizar Amagi, the man who ruins everything for the novel’s beloved heroine.In the original story, Kaizar is a ruthless schemer who marries Duke Meical Vukasin, the heroine’s destined partner, purely to destroy her. He dies hated and alone.But Min-jae isn’t planning to die for anyone’s plot. If he’s stuck as the homewrecker, he’s going to be the best damn homewrecker this world has ever seen.He plays his part flawlessly: charming Meical, dismantling the heroine’s plans, and smiling sweetly as she loses everything she holds dear.What he doesn’t expect is for Meical to fall for him for real or for the story to reveal a hidden BL route that was never in the book his sister read.Now, in a world of revenge, lies, and dangerous passion, Kaizar isn’t just ruining the heroine’s fairytale ending… he’s rewriting the entire story as his own.