I am a chaebol in South Korea - Chapter 270: Secret War

For three years Calix suffered from the Backlash of his undecipher Term Attribute. As he couldn't use his unique power, he went through series of misfortunes which caused him to lose his self-esteem. However, one day, he was caught in an incident that led him to awaken his hidden power(luck).“The fuel of my Term Attribute is sexual practices with the opposite gender?”

In her previous life, she wrongly loved a scumbag, but was killed by him. Once reborn, she vowed to let him be forever.

On the day of the wedding, the director got married by mistake as soon as she got out of the sedan chair, but she didn’t want to leave the wolf’s den and enter the tiger’s den again.

“If you enter this king’s door, you will belong to this king.” He swore domineeringly, declaring his ownership of her.

“Concubine Ai, this king has no children yet, so the important task of inheriting the lineage can be left to you.” She bet on her innocence, he helped her to avenge her, and each got the good deal they needed, but in the end, it turned out to be a fake.

Do, make it real?

- Description from novelbuddy

Summary 1) Tang Yuan suffered from a strange illness, so because of this, Tang Yuan pounced upon Xie Yu. A month later, Tang Yuan discovered that Xie Yu was a big shot in the world of tianshi (Taoist Masters), his existence the greatest fear of numerous ghosts. But that big shot was now obligated to marry him, because he was carrying the big shot’s steamed bun.

One year later:
Xie Yu: “Isn’t it time for our pup to be born?”
Two years later:
Xie Yu: “Don’t worry about it. Maybe you’re carrying a nezha (protection deity who was carried for 3.5 years in mother’s womb)?”
Three years later:
Xie Yu: “You really are probably carrying a nezha!”
Ten Years later:
Xie Yu: “Shall we not just give birth to this child? Since he’s obviously not ready, let’s beat him up!”
Pup: “I will remember this animosity for the rest of my life!”

After being carried for ten years and one month, the steamed bun was finally born. The steamed bun was white and tender at birth, extremely loveable. But on just his first day after being born, the steamed bun kicked his father, Xie Yu, in the face with his tender foot.

Summary 2) After Tang Yuan became pregnant with a steamed bun, life was a little difficult, with catching ghosts and also giving prenatal education to their child, yes, prenatal education. But he did teach, he taught for ten whole years. Then Tang Yuan said: Who wants a bratty steamed bun? Who wants me to give them one?

Shou, Tang Yuan, a heavens-defying genius VS Gong, Xie Yu, with off the charts gentleness

Not a scientific/natural pregnancy, no pregnant belly, the steamed bun is born in the final arc (though the steamed bun often appears), fluffy supernatural story, try not to be too scared.

- Description from Novelupdates