Dreambreaker : The extra from 2393 - Chapter 52: End of dungeon trials [2]

Witnessing her boyfriend cheating on her with her bestie, Shiyao was so angry that she went to a pub for fun and met a man, who was really a piece of work. After a crazy night she fled away, but was embarrassed to know that the man she slept with was her boss You Ze.
Jesus, give her a break!

- Description from Novelupdates

Five years ago, she was schemed to have one-night stand with a stranger, resulting in a mysterious pregnancy.Meanwhile, at her engagement party, she was humiliated by her fiancé, abandoned by her family, becoming the most notorious woman in the city.He is the powerful and enigmatic heir to a conglomerate who unexpectedly enters her life.From then on, her stepmother is utterly defeated, her ex-fiancé begs for forgiveness, and her stepsister pleads for mercy repeatedly.He, ruthless as ever, declares domineeringly, “She's mine. Who dares to impose on her?” Everyone is stunned and shocked.Her life undergoes a drastic change.

A replica of Marquis Kieran Vale, the son of the Marchioness of Vale, who she deemed a failure. That was all she was. No, she was now referred to as “he.” At least until she met Claude Del Ihar.

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.