The Billionaire's Kept Woman - Chapter 400 - Gray

Xia Yuqing is a shut-in+fujoshi from the 21st century. After an accident, she transmigrates into the body of a young princess forced into a political marriage to another country.

The day a mysterious darkness enshrouded the world. It was theorized that the earth’s magnetic field had been changed, the data that corresponded to it also changed. The previous academic knowledge had been overturned, and numerous things had to be re-explored.

The science that humanity was familiar with had been disrupted, including the genes of human beings. One of the largest disasters brought by the change was that 80% of humanity transformed into zombies. After years of struggling, a few lucky survivors would evolve and awaken a power inside themselves. Chu Han was never that lucky.

While holding on against the first wave, humans weren’t the only ones getting stronger. Soon, stage 1 zombies evolved into stage 2 then 3 and so on. 10 years after the mysterious meltdown, the world of man belonged to the zombies. Humanity was nearing the of the end of the eschatology.

One day, Chu Han consciousness came back ten years before the end of the world came. He was awakened by a loud noise in a dormitory in Minqiu University. With only 1 day to prepare before the meltdown begins, he slowly begins to realised that he had undergone a rebirth. A power was awaking inside of him now despite never appearing in the hellish future. It calls itself the meltdown system.

Despite losing the monstrous strength gained through years of harsh training, this system claims to trade kills for talents. This is a story of a collapsing world, a meltdown system, and Chu Han being on stage as he travels to save those he could not save before.

- Description from Novelupdates

Joven, an AI that transmigrated here from the stars became a daughter of a rich family, lost in a rural village but finally returning home for a certain purpose.Everyone thought that she would be unrefined and lack culture given her poor upbringing… until the eldest Lu brother realized that his youngest sister was the one who casually agreed to the contract he just signed.Second Lu Brother: What? My younger sister invested in the movie I was leading?Mama Lu: The unlabeled products my daughter gave me are from a state-of-art research center?Papa Lu: The cheap stuff my daughter gave me is actually worth millions?!Big shots of various industries: Would you like to be an instructor? The type who earns over hundreds of millions?A certain conglomerate: Had enough fun yet? Now get back here and inherit your billion-dollar estate.Scumbags: Weren’t we promised a pathetic wimp to bully?***The day Li Hanzhou learned that Qiao Wen equaled him in net worth, he made inventory and put everything before her. “You can have all of these—plus one husband! Please sign here.”Qiao Wen: “You’re the one who insisted on no puppy-love. It’s important to keep your promises.”

Dao Fa leads to spirits, and medical therapy leads to ghosts.

A third-rate university graduate who was supposed to run around in a mess for his livelihood, but because of an inadvertent shot to save people, whether it is extremely peaceful and rewarding for his good people, he has obtained the legendary inheritance of the mysterious arts and medical methods of the experts in the realm of self-cultivation. Another brand new and weird new world!

- Description from novelbuddy