MTL - The Villain Has Blackened Again - Chapter 2 World 1, the mutant bride of the demon king

In the foreign world, the martial artists dominate the world and the sword of the emperor controls the fate of hundreds of millions of lives! Long Yu, the number one killer on Earth, after dying, takes rebirth in this new world in an aristocratic family of martial artists but faces rejection because he is unable to practice martial arts.

- Description from Novelupdates

He used to think Death was the end.He was wrong.Death was but another beginning, a new adventure.Reborn into this strange and familiar world, he should have been dead, his soul fading into nothingness, but he found himself in a completely new existence. Now, as a Primordial instead of a human, he must find his place in this wondrous world.

She is the slow-witted idiot of the Prime Minister’s Residence. Everyone bullies her. He is the most respected and unfeeling Prince, with frightening ability and absolute envy! Together, they are conferred an imperial edict of marriage.

Some say that the financial war in City C was a bloody sacrifice prepared by Atlas Hallow's ex-wife for the child who died in her womb.The most ridiculous experience in Charlotte Miller's life was being forced to marry the man who should have been her sister's husband.After the marriage, she asked Atlas Hallow more than once, “Why me?”He pressed her under him, a deep and unfathomable smile in his eyes, “The Miller Family lost me a bride, shouldn't they compensate me with another one? Mrs. Hallow, I've never made such a bad deal in my life.”