The Shadowx - Chapter 23:The Invincible!!

Hyde arrives in a doomed world with nothing but his body and fragmented knowledge of the future from a game he once played. He has no grand ambition—why try to save a world already destined to fall? Survival is enough.That is, until he discovers his sister is also transported into that world.However, only he hears the Melody of Nightingale and receives the power to survive.[You have established a connection with The Forgotten Hollow.]Awakening as a Resonant—an elite group with supernatural abilities—he is thrust into a conflict between two worlds. Armed with the authority of space and time, he vows to protect his powerless sister at all cost, even if he has to fight against the Mirage creatures, other Resonants, or even Gods themselves.

Zhen Zhen was reborn in the forest area in the 1960s with a drop of the blood of the ancient gods. The awakening of the blood of the gods not only gave Zhen Zhen one power after another, but also made her the most favored little lucky star in the family!

- Description from Novelupdates

The real daughter of the Lin family, Lin Luqiu, was lost for many years and was found suddenly, only to be asked by her parents to replace her fake daughter sister in marrying a living corpse!She uses her exceptional medical skills to wake her vegetative husband, but to her surprise, the first thing he says upon waking is, “Let's get a divorce.”She laughs in anger, “Fu Jingchen, you really are an ungrateful dog of a man.”After the divorce, everyone learns that the seemingly rustic girl is actually wearing many hats as the true powerhouse.She is actually the prized disciple of a giant in the medical field, a world-class piano master, and a genius jewelry designer... all of these are her.Later, a regretful President Fu comes to ask her to remarry.She dominantly refuses, “President Fu, sorry, no time!”The man pulls her into his arms frantically, “As long as you come back, I will give you my life!”

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