Blacksmith: You Are Making Mjolnir For The Forging Exam? - Chapter 638 - Dark Horse

A man was transported to Ancient China and eventually became a servant of a declining household without a male heir. He utilized his wits and modern knowledge to help the household and eventually become trapped in the sea of political turmoils of the period.

- Description from Novelupdates

Crown Reylin loved three things; flames, fireworks, and bombs. He didn't spare any of these against those who insulted him due to his family. No, Crown Reylin wasn't born in a poor family. He was born into an outstanding family with every descendant prevailing in their industry! But as the first immersive game appeared on the market, Crown Reylin stepped in... to enjoy more of his hobby!

Flames, fireworks, and bombs! Empresses, the kings and their princesses, and many more people will feel them!

It was Reylin's time!

Lin Zheyu transmigrates into an ancient world and becomes a storyteller to make a living. After being robbed several times, he decides to learn martial arts for self-protection.However, during one of his conversations with his master, Lin learns that this world is home not only to martial artists but also to demons.

As a walk-on, he had been the mistress of his sugar daddy for three year. However, they only had met each other for a few times.
As a boss, his sugar daddy had tons of lovers.
The walk-on: The cake shop is the only thing I love in this world. Lovers? Never want one.
The boss: No problem. Nobody wants that.
Then, they fell in love with each other…
Shameless playboy x heartless rogue
1v1, this is not a decent love novel.

- Description from Novelupdates