Ambiguous Relationship - Chapter 2 - Pursuing Meng Gu

As a promise, he went out into the world as an assassin. 3 years later, after becoming the Supreme Assassin, he gave up on everything he had and returned to the ranks of ordinary people. But one day, Kismet, a mystical game created by the National Research and Development had appeared.

She is intelligent, beautiful, calm, and professional. As the youngest chief forensic investigator for the past few years, her future was very bright. All of this, however, changed with a bizarre time-travel.

Lou Yao Yao wasted her life fighting over a man, only to find out he wasn’t worth it in the end. Because of this man, she accidentally killed her rival in love, and even ruined the man who had always been watching over her.

Getting reborn as her 20 year old self, there is still time to fix everything. Lou Yao Yao decided to live as a genuine vicious woman. After getting her hands on the loyal like-a-dog man, she would show that cheating couple what pure loving affection looked like.

- Description from Novelupdates

In her past life Gu Wei Wei’s heart was dug out by the man she loved, and transplanted into her best friend’s body. However, after rebirth she become Hua country’s number one conglomerate, Fu Han Zheng’s little girlfriend. She is being careful trying to take revenge against the people that hurt her. He protects her everywhere, pamper her to the extreme. Everyone said that Fu Han Zheng is cold and without emotion. That perfect husband that everyday tease her until she blushes and her heart beat, pamper her regardless anything, is it a fake husband?