I Alone Level-Up (Web Novel KR) - Chapter 143

Under everyone's gaze, her pregnant sister came to force a marriage, making her the butt of the joke, after being cheated on.When she was at her wit's end, she met him ——Jun Mochan, the business tycoon.He said: “Marry me, I won't betray you.”In order to shut off the wagging tongues and avoid becoming a bargaining chip in a family alliance,She said: “Okay”But, wasn't it agreed that it would be a fake marriage?He loves her deeply. The whole world knows it, only she doesn't.

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

A young man, killed because of his sister's identity as a Psychic, was reborn into a parallel universe's version of himself and began a new life.The growth path of a true villain boss. In the past life, he was ordinary and powerless to resist, but in this life, he awaits the moment to turn the tables

Waking up in the middle of that, she nearly screamed—until she saw him.Her cold, obsessive husband. The man she had spent an entire lifetime running from.In her past life, she trusted the wrong people. She abandoned the man who truly loved her and ended up betrayed, ruined, and dead.This time? Ha! Divorce? Dream on.Since fate gave her another chance, she’d play the game her way. Stay mysterious, act sweet, and turn every schemer against each other.And as for the dangerously obsessed husband?Let’s see who traps who first!