These Dangerous Girls Placed Me Into Jeopardy - Volume 3, Chapter 2 - I took my sister's feet in both hands

Xu Yiyang, who was only late in his life when he was middle-aged, returned to 1999 in a dream.

At the turn of the millennium and the turn of the century, he realized a truth:
Not only to be famous early, to start a business and make money, but also early!
………………
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- Description from Uukanshu

Youyou is a mother’s precious daughter. The word she often talks about is: “My mother said…” Therefore, many people laughed at her for not being weaned, but Xu Youyou didn’t care, she still went her own way, determined to be the best mother’s baby girl.
In high school, Xu Youyou was pressed by the domineering school grass against the wall to confess. Xu Youyou frowned and refused: “No, my mother said that the most important thing for students is to study! Otherwise, they will become the scum of society in the future!” Someone who has a single-digit score and hates studying: “….”
In college, a rich and handsome president He wanted to use favorable conditions to help Xu Youyou, but got a contemptuous look from Xu Youyou: “My mother said, there is no such thing as getting something for nothing, if there is, there must be a conspiracy!” The president who wanted to find white moonlight substitute: “….”
*5874 is a system whose mission is to change the miserable fate of the abused heroine Xu Youyou and make her happy. But, look at the little beany who is only three years old in front of her, and look at the terrible environment of the orphanage. The system decides to tell a lie “Youyou don’t be afraid, I’m your mother.”
After fifteen years of conscientious teaching, the system fell into a deep sleep due to a lack of energy. When it woke up again and found Xu Youyou living in a beautiful villa with countless jewels and beautiful clothes. The system was heartbroken: “Baby, why are you still …” Xu Youyou is excited: “Mom! You finally woke up! You were right! The best money in the world is money earned from loving a brainy man! System: “… Did I say that?”

- Description from Novelupdates

Once she crossed through, she actually became the disfavored third WangFei?

She was a medical expert, talented and beautiful. She was reborn as his little wife. Her in-laws did not like her, her husband did not love her, and she was as timid as a mouse. She was weak and easy to bully.