From Idler to Tech Tycoon: Earth - Chapter 37: The Day That Started It All.

Graduate student Yi-han finds himself reborn in another world as the youngest child of a mage family.

– I’m never attending school, ever again!

‘What do you wish to achieve in life?’

‘I wish to play around and live comforta-‘

‘You must be aware of your talent. Now go attend Einroguard!’

‘Patriarch!’

My future would be guaranteed once I graduate. For my future!

She, a 21st century mercenary queen, had crossed over into a tragically betrayed body of a waste. Waste? She will show them what it means to be a waste! Betrayed? With the Ancient Manual in her hands, she will astonish all the despicable men and cheap women!

Bei Ran lay on the operating table, Gu Qingchen was her surgeon. His eyes, deep as the Aegean Sea, gazed at her: “Honey, it's been four years since we got married, and you're still afraid of me?”Honey? Last night he already threw a divorce agreement at her, what right does he have to call her that?In City A, Gu Qingchen is a long-lasting legend. He is a leading figure in the medical field and a major shareholder in a Fortune 500 company, capable of great influence in the business world.He only needed an obedient wife. Bei Ran was so 'obedient' that he never had to worry. The four-year marriage was just a matter of agreement, but who is the one lingering endlessly after the divorce?She accidentally fell into water at a wedding she was hosting, he said: “Beg me, you know I'm always responsive to your demands!”“Gu Qingchen, we're divorced!” Bei Ran couldn't stand it anymore!He laughed coldly: “Bei Ran, we've been married for four years, you have a five-year-old daughter, do you really want to die here?”Bei Ran was shocked, he knew? Would he fight her for her daughter?Gu Qingchen could never have imagined that the chubby little bun in front of him was actually his biological daughter!“Bei Ran, you hid it from me for five years, always flawlessly obedient before me, tell me, how should I punish you?” Gu Qingchen raised a bloodthirsty smile.Could she possibly not tell him there is also a son who looks just like him!Theater Version:The teacher informed Bei Ran that her son had used a scalpel in school to investigate the cause of death of poisoned small animals. Her daughter was causing a stir in school with her stock trading. In her anger, she said, “No one to take you to school today, take the bus yourselves.”The daughter sought help from Gu Qingchen but got no response, so she said: “Yesterday, a pretty aunt stayed in Dad's office for an hour, and her skirt was super short.”The twins truly had a shared understanding; the son said: “The station manager hugged Mom yesterday, even kissed her cheek, and said he would never let go!”Bei Ran and Gu Qingchen spoke in unison: “Trying to sow discord, you're still too naive, go to school yourselves!”The siblings shouldered their backpacks and went to take the bus, while the couple returned to the bedroom, closing the door behind them.She leapt onto him, her fiery temper on full display: “You actually stayed with that woman for an entire hour?”He was overbearingly domineering: “Damn it, which part of you did he kiss, I will seal his mouth with a scalpel!”

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