MTL - The Troubleshooting Diary at Hogwarts - Chapter 2 September 8th sunny

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

"Your bed is cold," spoke a voice in the room that had her eyes go wide in fear. Nervously, she turned around, gulping softly to see a shadow on her bed as if someone laid down there. The man who had been lying down sat up emerging out from the shadows where he had been waiting for her.

She was the eldest daughter of a famous doctor in Beijing. She was the “Cold Hell King” who was feared by everyone in Beijing. In her previous life, she was used by a scumbag man. She caused him, his family to be ruined, and he died in the basement. In her second life, she stepped on a scumbag man, a scumbag woman, and her three brothers pampered her to the heavens! The three young masters of the Jiang family were scrambling to be the first to do so. “Shui Su is my younger sister, I'll pamper her!” A certain young master Fu in Beijing coldly raised the chin of the woman in his arms with jealousy. “Tell me, who are you?” Ye Shui Su’s eyes rippled slightly. “Linnan, I'm your person.” How could he not believe such provocative words? Fu Linnan’s icy hand moved to the woman’s slender waist. “You can’t just say whether you’re one of my people or not.” [Rebirth + Counterattack + Team Pet + socketed + 1v1 + Female Lead Snatch] [Reborn + Counterattack + Team Pet + 1v1 + Female Lead Snatch]

After signing the share transfer of the Bai company, Bai Weiwei who has a congenital heart disease got betrayed by her adopted sister she always loved along with her trusted bodyguard. Shocked, betrayed, and worried for her father made her unwilling to die, and her resentment actually let her bind with a quick transmigration system. Completing the task means that she will be able to increase the number of days she can live, and she will be able to get revenge on her white lotus sister and the unconscionable b*stard bodyguard. CEO, Emperor, General… Supreme Immortal? All of them turn to a love-sick waste who bowed before her skirt.

Just… why is this unlucky star of a wooden fiance trying so hard to chase her? Stop sucking my life force already! Our marriage is only for business! I want to break the engagement!

Ye Yuxuan: “I will never let go of you.”

- Description from Novelupdates