MTL - The Good for Nothing Young Lady’s Otherworldly Domination - Chapter 3 Mysterious activation

In the Celestial Empire, a land ruled by Immortals and stalked by Spirits and Beasts, a young girl from the slums of an unimportant city is found to have the Talent. In the great Sect of Argent Peak, she will take her first unsteady steps upon the way.

Van and his friend Magus had reincarnated in another world with magic. Tasked to kill the demon lord, they set forth.Van was granted very rough skills that made life for him in that world a living hell, yet he muscled through.Magus however, was bestowed with unfair skills. Due to some of said skills, he gained a harem, which in time, included the girlfriend Van made in the world.After beating the Demon Lord, and after finding out his girlfriend had been stolen from him, he got very upset and so he went to propose to... The Demon Lord...!?

He rose from abjection and achieved eternity in glory.
He embraced the prettiest beauties and killed the strongest opponents.
He was able to shift the clouds into rain and cover the sky with one hand.
He could overrun the entire world and go anywhere as he pleased.
He pacified wars and held the world in awe.
He was matchless in the world.
However, his hair turned white overnight for his beloved woman and he was on the verge of death.
He was surrounded by enemies who were trying to take his life.
He struggled his way to become mighty and fought for everything he cherished.
For this age, he was the only king of the Dark World.
His name was a byword for might.
As a man living in the world, his only ideal was to pursue brilliance.

[Dazzling Beauty × Aloof Tycoon] [His Deliberate Plan]That night, abandoned by the man she had loved for ten years, she was deeply saddened and sought solace in alcohol, but accidentally drank the drugged liquor. Then, he appeared. With a lazy posture and a relaxed tone, he asked, “How about being with me?” He was a big shot feared by all and stood atop the pyramid of society. She knew he was a handful, yet she was still somewhat captivated by him. Thus, she agreed, “Fine.”From then on, it became widely known that he had taken a woman under his wing, doting on her excessively and granting her every wish. Some were jealous and said, “How long can he spoil her? They're just acting and will break up soon.” In fact, she thought the same, so she never dared to fall in love and awaited the day when she would be cast aside. Later, when rumors of a new companion in his life reached her ears, she prepared to leave, but he refused, saying, “You are the only one I have loved all along.”Little did she know, he had loved her for ten years...