The Return of the Iron-blood Sword Hound - Chapter 23

Liu Fang, a manager, died suddenly at work due to being too diligent.
She thought that she would turn into a wisp of dust and dissipate after her death, but she never imagined that – the new century, the new underworld, even if she became a soul, she would still be a worker!

Liu Fang has become a newcomer to the underworld Quick transmigration Department. In order to wait for a good reincarnation, she strived to accumulate merit and traveled into one world after another to repair the way of heaven.

- Description from Novelupdates

Like many medical students, Li Yong just succeeds finding an intern job in hospital with great efforts and yet still is going broke. He even has no money to pay the rent. However, by coincidence, he acquires a magic power of clairvoyant vision and rich experience from 80 medical experts, all because of a pendant passed down from his parents. With the magic power, he can see through human’s skin and finds out any illness beneath without any physical touching or examination! Since then, his life has been tremendously changed. Love, fame and wealth become within reach for him…

Zheng Tan somehow returns to the year 2003, turning into a black cat. Picked up from a rubbish heap by the Jiao family, he is given the name “Charcoal”, and so begins the life inside Professor Jiao’s family. Zheng Tan remembers that he was once a person, but currently his body is that of a cat. He has no way of speaking the human language, but can understand it, and even retains the thinking and IQ of a young 20 year old youth. Read along as he adapts to this new world, and somehow tumbles from a group brawl to catching a thief.

- Description from Novelupdates

Alex is a young man who struggles to make a living in the world's biggest game (Ancient world). He works as a mercenary who does every job he can find. It's been five years since his suffering started.

Ancient World creation was only possible by the World's greatest invention, “AI ZERO.”

Ancient World A vast planet Multiple times the size of Earth Ruled by Great empires, Big organizations, and hidden Shadowy associations.

A Fantasy world filled with prehistoric animals that have gone extinct on Earth. The creatures humans have only heard of in fairy tales and old stories, Monsters beyond the imagination of humans, roam the vast lands of the “Ancient World.”

Everything was going well, but it all changed on that day.

When the United States told the World “AI ZERO.” and “Ancient World.” technology was a gift from a very advanced intergalactic civilization. That has surpassed humanity in any way of life by an uncountable margin.

Humanity entered a new era, and the Ancient World became humankind's most important part of life.

Alex joined the game to make a living and support his family, but things didn't go as he had hoped.

After suffering in the Ancient world, Alex returned five years back in time.

Alex knows that the Ancient World is not just a VR game.

Now with a new chance in life, Alex will get strong and reach the top while finding the truth about the Ancient World.