Akuyaku Reijou ni Nanka Narimasen. Watashi wa『Futsuu』no Koushaku Reijou desu! - Chapter 80: An encounter at the Country Foundation Festival.

The orphan Sun Chan was abandoned by her first love. Her foster mother and sister sold her to the village drunkard, where she endured endless torment and ultimately died from exhaustion in the cornfield. After awakening, she returned to being seventeen years old. She vowed to leave the village this life and carve out a new world for herself! Family, friendship, and love, she will strive for them all. Hey, soldier brother over there, why do you keep looking at me?

Traveling through time, he became Zhang Gui, a foreign relative of the Tianqi Dynasty. Because he didn’t want to be tortured to death by Li Zicheng in the future, he had to embark on the road of harming the powerful and bureaucratic officials of the Ming Dynasty.

The Yanguan scolded him for coercing the king and making disorderly manners.

The prince scolded him for being greedy.

The official hates him for being mean and cruel.

But helplessly, most of the Nine Frontiers are his lackeys, and even Jiu Qiansui is his godson, and the emperor can’t do anything about him.

Therefore, the Ming Dynasty was at the mercy of him.

- Description from novelbuddy

The MC entered the body of the An family eldest son, An Ziran, an arrogant 16 years old boy who weighed 78 kg (~171-172 lbs), who only knew how to eat, play and sleep. Seeing his current body, An Ziran decided his first priority was to LOSE WEIGHT!

Three days later after he became An Ziran, An Ziran’s father and his biological mother died, which meant as the eldest son he had to take over the family business.

Beside his legitimate first wife, An Ziran’s father also married 3 others women, who all wanted to take over the An family fortune but only the eldest son could be able to touch it, therefore they have to depend on An Ziran in order to live a comfortable live.

An Ziran’s father also had an older brother who is always planning to steal the An family fortune. The elder brother of An Ziran’s father and the woman he married had powerful connections. In order to save the An family fortune, An Ziran has to find a golden thigh to cling on. The butler told An Ziran that there is an engagement between the An family and an influential family. Therefore he takes his sister to that family house to make a connection.

However, during their journey, An Ziran’s younger sister overheard that the son of that family is UGLY, so as a beautiful and spoiled young lady coming from a rich household, she didn’t want to marry him and decided to run away. Without any other choice, An Ziran had to take his sister’s​ place and marry that man, who told him that he would let him go soon, but lied.

- Description from Novelupdates

Darius had nothing going for him. Ever since he could remember, he had been treated as absolute trash by his boss, who was one of the greatest scouts for actors, singers, idols, and anything you could think of.However, everything changed one day when a truck rammed into him and sent him back in time to start his career as a nobody. But, this time, he hadn’t returned empty-handed. He received a great talent that would make him the best Manager the world had ever seen.【Talent Booster: You can increase the talent of those close to you. The closer and more intimate they are, the better the skill's effects will be.】You can’t sing? Sleep with me, and you’ll win a Grammy.You can’t act? Sleep with me, and you’ll win an OscarYou’re talentless? Sleep with me, and I’ll make you whatever you desire.