The Great Demon System - Chapter 7: A Pleasant Surprise

Lingyun, a fierce and savage cultivation genius takes over a dead teenager’s body. Coincidentally, they are both named Lingyun. Set in a alternate version of the 21st century, teenager Lingyun has been killed by someone with a grudge.

- Description from Novelupdates

Nan Yu was brought by the Nan Family back from the countryside to pretend as the fake heiress, being forced to marry the paralyzed and tyrannical young master of Huo Family on behalf of the real heiress.Before the marriage, she was just a fake heiress who had been abused since childhood, despised by everyone, and had nowhere to call home.After the marriage, she became the heiress who was coveted by many, lavished with love, and had countless brilliant hidden identities.Such a perfect person, the only pity was having a disabled husband.Everyone advised her to kick him out and find someone better.But a few days later, they saw the man who had been in a wheelchair stand up and become the rich and powerful ruler of the Huo Family.He then pinned Nan Yu in a corner, held her by the waist, and with a hint of red in his eyes, and said, “Sweetie, I heard that you want to divorce me?”Remembering his wildness in bed, Nan Yu shook her head violently, “No! Those are all rumors. You are the only one I want to spend my life with!”

What the hell is this? What the hell happened here?

He is high above, the mysterious and terrible King of the Wild. With one glance, he can see people’s romances. He hates women to the extreme, but at his first glance of her, he dotes on her and spoils her.
She is a humble transmigrator, a miracle doctor who doesn’t care for the many handsome men around her. She only wants to become strong, to be worthy of that god-like man. But when she’s finally sure of her feelings, she finds out she’s already been married for years…
……
When wronged：
She uses strength to hit the big handsome iceberg-like man in front of her eyes. “People say that I’m not good enough for you, but it is you who is an old cow eating tender grass!”
A man seizes the main point and laughs like an evildoer. “This husband has to eat the grass to confirm if it is tender or not!” He puts out the red candle……
……
The world says：
The barbarian king has no heart and has no passion.
A pregnant woman very miserably thinks,” If he has no passion, then who is responsible for this big belly?”

- Description from Novelupdates