Valkyrie Smash - Chapter 129 Choice.

A young man with an extraordinary mind is off on an exciting adventure when he mysteriously wakes up in the body of a feeble slave-guy in a different, rich in quirks world.

The main character, a selfish jerk, would use extreme means to achieve his goals. However, he never allows his base instincts to overrule his sense of decency. He always pays back both good and bad deeds.

Will his (terrible/excellent) mentality help him make a fresh start? Will he get through misfortunes and hardships of the new world?

[The country finally matched me with a partner—the richest man in the world.]

Ye Xingguang, dumped on the day of her graduation, stormed to the civil department to get in the queue for matchmaking, and somehow got Ye Junqing, the billionaire who topped the Forbes Rich list?

Everyone was saying that Ye Junqing also topped the list of celibates, and Ye Xingguang had expected that he would be difficult to get along with.

However, after their marriage, her husband taught her how to dance, play the piano, survival skills, high society etiquette, and the art of death. He’s a harbor in the storm like a father, and a brother who entertained her whims.

She had thought that she had used up all her luck for this moment, but greater surprises were in store for her… Was she dreaming?

A lonely soul, which was placed under the care of the Lord Protector’s Manor, ended up having her lover stolen by the family’s eldest daughter and dying tragically the day before her wedding.

Somehow, she was reborn in the family as their 14-year-old first wife’s daughter, Ning Xueyan, with a startlingly familiar face.

Step by step, she will ruthlessly scheme to seek revenge as well as uncover the mystery of her tragic death.

Her former fiancee, the flirty crown prince and the bloodthirsty prince, will now bear witness to a vengeful Ning Xueyan becoming the peerless lady of her generation…

- Description from Novelupdates

Su Leyun, the legitimate daughter of the Hou family, was replaced by a peasant woman during a plague when she was still in her infancy.

After experiencing hardships in life for more than ten years, she finally returned to her parents, but she was plotted and framed at every turn. She was even looked down upon and treated coldly because she grew up in the countryside.

She originally thought that her sincerity would impress her husband and win him the gift of betrothal, but she didn’t know that he only married her for the sake of pretending to be a match.

After resurrecting her life, she vowed to make those who bullied her pay the price. She knew what it meant to be respected as a legitimate daughter!

- Description from novelbuddy