The Main Characters That Only I Know - Chapter 4:

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

When I became a rich young master, I had to enjoy it.

After dying in a car accident, Lin Chu Xia awakens to find herself returned to the age of twenty, the year she was supposed to be married, along with her elder sister Lin Jia Yi who has also been reborn. The first thing her sister does is snatch away the man she was once married to, who in her previous life was extremely wealthy. Not only that, Lin Jia Yi insists on giving Lin Chu Xia her own apathetic and workaholic husband from the past life who rarely returned home.Lin Chu Xia laughs, as this arrangement suits her just fine, hoping her kind sister does not regret her decision. She's curious to see if her indifferent ex-husband can rise to be the highly pursued President Li without her. As for herself, armed with full skills and a space ability, she doesn’t mind the lack of parental love, because her in-laws are there to dote on her. She starts businesses and factories, living a life that becomes more prosperous by the day.As for that workaholic husband who barely comes home twice a year? It doesn’t matter to her, as long as it doesn't interfere with her money-making, she’s content to be his invisible woman in the background....Qin Yang, compelled by his mother’s heartfelt words, returns home to marry a young bride. A man who prioritizes work over family, he thinks providing money is fulfilling his duty as a husband. However, he discovers that his wife has more money, a larger presence, broader connections, and is adored by everyone she meets—leaving him in a daze.Between clenched teeth, Qin Yang decides: If money won’t work, he’ll leave her with kids!