I Became a Magical Cheat Loli Witch - Chapter 15Vol 1 : [Change my magic power to power.]

She killed his wife, destroyed his reputation, and ran off with his son. 8 years later, she returned home with her genius son, who already had a fiancée. “Give me the child, or you can’t afford the price.”“A girl who eats meat and vegetables doesn’t suffer, if you want a child, find yourself a woman to give you one.”

Xiao Rou, a girl growing up in a poor countryside family, finds that she’s actually the daughter of a wealthy couple. Her mother had mistaken another girl for her back at the hospital. Thinking she would change from an ugly duckling to a noble swan and live happily ever after with her real family, reality strikes her in the face.

The other girl, Xiao Jinning, who had taken her family, her fiancé and everything else from her, uses every mean possible to frame her up, so when she returns to her biological parents, she finds her parents despising her while still doting on Xiao Jinning. Framed as a thief, she is expelled from the family and as soon as she walks out the door, she gets hit by a car and her spirit dies a miserable death thanks to Xiao Jinning.

Meanwhile, Tang Xi, a real princess, the heiress of the powerful Empire Group, is murdered by her greedy relatives. When she opens her eyes again, she finds herself in another girl’s body. She has become Xiao Rou and has a magic system—008 in her body! With the help of 008, she begins her journey for revenge. She would avenge poor Xiao Rou, punish her murderers, become the most famous star, and… make up with her true love—Qiao Liang.

- Description from Novelupdates

As a corporate drone, Ashu was transported to another world, hoping to live a life free from societal pressures.However, he quickly found that even marrying a village girl would cost him half of his wealth!Fortunately, just when things were looking grim, his childhood sweetheart—who had trained for many years—arrived to fulfill their childhood marriage pact. Not only that, Ashu activated the Crit Refund System, which allowed him to earn rewards by binding with beings rated over 90 points![Binding with the Witch Childhood Sweetheart, 10x Refund on Magic Potion, Host Gains: Forbidden Water (S)][Binding with the Forest Elf, 10x Refund, Host Gains: Infinite Stamina and Infinite Recovery][Binding with the Demon Huntress Nun, 20x Refund, Host Gains: Demon Slayer Holy Crossbow (SS)][Binding with the Imperial Princess, 100x Refund, Host Gains: Sigh of the Heavenly Father Spear (SSS)]Ashu: “The refund multiplier increases as our relationship grows? I’ll definitely have to dive deeper into this!”

In the morgue full of Uchiha corpses, he opened his eyes…

A mysterious voice rang in my ear…

He looked confused: “Saving the ninja world, what’s the matter with me, the remnants of Uchiha?”

- Description from novelbuddy