The Overlord of Blood and Iron (WN) - Chapter 110

(Historical Romance + Family Affection + Wealth Accumulation + Feel-Good/Light Novel)The money-loving Film Queen Xia Ningxing time-traveled into an eight-year-old cute kid in a historical setting.Not only did she have five brothers who doted on her as if she were their life, but she also had a mother who treasured her like a precious gem, and most importantly, the future tycoon male lead lived next door.However, in the story, the male lead died young, leaving behind a huge inheritance. To be able to inherit this wealth, Film Queen Xia Ningxing began her pursuit plan in reverse.Later, the male lead pushed Ningxing against the corner of the wall, “I heard that you're marrying me just to wait for my early demise so you can inherit my wealth?”“......” Oops! Caught red-handed!“Too bad, this time I won't neglect my health for the sake of my career. My last health check was normal in all aspects, I should live at least to a hundred years old.”“!!!!!”She never expected that the tycoon doomed to die young was actually reborn!(New book “Eighties” Family Darling At Five And A Half is out~)

The daughter of the Chi family has been living in the mountains for sixteen years. Suddenly, she returns to the White City. However, it's soon found out that this missy’s image is a little off. On the first day, the paparazzi catches her having a meal with one of the best actors. The photographs quickly top the hot searches.

Huang Dan’s pain nerve is innately different from the ordinary people. A little tore in his skin can cause him to sweat all over his body painfully to the point of him unable to make a word out.

Somehow, he began to cross world, following Mr. System to do the tasks…

In the first world, Huang Dan realizes what it means to die painfully and to live to die again.

TL’s summary:
MC suddenly transmigrated and is bind to a system, requiring him to solve mysteries. Born with a higher degree of pain sensitivity, he met different people in the different worlds and learns what kind of emotion smiling is.

- Description from Novelupdates

…but it seems pretty doable.