Toaru Kagaku no Railgun SS - Volume 2, Chapter 2

Su Li has never expected that those she met in her first life would follow her to a new life in a new family.

Everything in this life is new and seems easy, but she knows that’s not what she wants.

She wants a revenge. Those who have done terrible things to her, those who have separated her from her husband, and those who have let her brother fail the royal examination in last life, she will let them pay in her way.

But how can a 14-year-old girl, innocent and elegant, take a revenge? How can she fight against her family on her own? How can she deal with her weak-kneed father and heartless mother? Just read and find it out now!

- Description from Novelupdates

Qin Xi had been reborn. She was reborn in 1983 when her family married her off to a fool, and she had accidentally inherited the Mysterious Doctor techniques on the day of her rebirth. She only had four bare walls of the house? She was bullied by others? Qin Xi looked down at her own hands and her medical skills and decided to start her journey of self-improvement. Since then, with silver needles in hand, she has not only cured her foolish husband, but she also schemed and kicked out her outrageous relatives, leading to her husband’s family becoming prosperous…After successfully becoming a wealthy woman, Qin Xi thought she could finally breathe a sigh of relief. However, her husband hugged her from behind and whispered into her ear, “Darling, we haven’t had children yet…”

I returned after 10 years.

What got summoned was the world’s strongest sociopath.