MTL - Please Spare Me a Tail - Chapter 16

She, the top goddess in the showbiz, officially announced her marriage, with her husband's identity remaining a mystery.One day, a news story went viral claiming that she was seen entering a villa with a strange man in the midnight and didn't leave until morning.Someone recognized the man as a financial tycoon, who is mysterious and low-key, and no one dares to offend him.That day, she clarified the rumors during a live broadcast, “It's all rumors. Please don't misunderstand. We are just friends.”Just then, he himself stepped up and said, “That's right. We're just friends for now.”...Everyone knew that their marriage was just a commercial arrangement devoid of any real emotion; otherwise, he wouldn't have left his wife to go abroad for two years right after their wedding.Just when everyone was waiting for their divorce, a secretly shot video suddenly went viral online.In the courtyard, the man who was always casual, proud, and superior, knelt on one knee in a pious posture, massaging the woman's ankle. His low and sexy voice captivated everyone watching the video as he said, “Sweetie, would you like to remarry me?”Damn! It's so sweet!

A little ruffian who fought recklessly without any morals and bottomline accidentally time-traveled to parallel space and became a Key Case Investigation Team agent. The huge change in identity had him creating chaos in the police station. However, a strange miracle system helped him repeatedly solve mysterious cases, turning him into an impudent ruffian detective!

Gu Changge, a noble lady from a wealthy family, is a well-known business legend in Yuncheng, going into business at 15, taking over as President of Gu Group at 18 and becoming Chairman of the family business at 30.
She is murdered by her husband Shao Tianze, just to give his mistress Gu Changle a healthy heart. But a premeditated car accident makes Gu Changge revive in a new guise and settle into an 18-year-old girl, Song Yunxuan.
The new face, young body and experienced soul become her weapons of revenge. In her struggle with the four big families in Yuncheng, can Gu Changge shrink back? Will she open her broken heart again? Can she always head off dangers in power struggles?
Let’s find out if Gu Changge can revenge herself and create glory again.

- Description from Novelupdates

How could a poor graduate student without any background or connections become successful? With a coaching system? An upgrade? This is not a computer game, but real life we’re talking about!