Hogwarts - Era of Darkness - Chapter 74 – Selection of Champions

The main character is reborn as a character from a game he played in his previous life. This character falls into ruin along with the villainess, spending the last of their years together. A man named Kururi Helan.

Criminal Psychologist, Su Xiao Pei, who was an leftover woman in her modern life, was informed by the God Of Marriage, Yue Lao, that her destined lover was in a car accident, his soul was sent to another world. Su Xiao Pei was ordered to bring back this strange man who was connected to her by the red string of fate. Otherwise, she will live the rest of her life in loneliness, with no one to support her.
But how does that man look? No idea.
What’s his personality like? No idea.
What does he do for a living? No idea.
Can she not go? Of course not.
Su Xiaopei, who believes in all things logical has run up against a serious wall this time.
The bottom line: This is a story about a modern female psychologist who has traveled back in time and an adorable warrior as they talk about love and solve crimes.

- Description from Novelupdates

She was the celebrated Oiran in her previous life, winning glory throughout the city, only to be betrayed and killed by her sister.When she opened her eyes again, she found herself as a little entertainer who had just been kicked out of a girl group.From then on, she embarked on a journey to lose weight and fiercely battled against the scheming bitches, relying on her wits and bravery.All in all, this is the development diary of a goddess ascending in the showbiz, accompanied by a male lead who appears aloof but harbors a tsundere heart within.

He’s the dream guy of women world wide, the CEO of a formidable mega-corporation. But, he’s absolutely powerless against her, resorting to all kinds of methods to force her into a marriage, tying her to his side with a certficiate.