Detective Agency of the Bizarre - Chapter 4: IV. Person, Oil Lamp, Flame

This novel is also known as Magic Industrial Empire

A prestigious senior mechanical engineer in the industry, Xu Yi was sent to a world dominated by magic.

In a world with an almost non-existent industrial system, how can Xu Yi display his value?

When magic collides with modern technology, when magic merges with machinery, that is the beginning of this story.

- Description from Novelupdates

Luo Yi, a high school dropout in his original world, was isekai’d into the world of the Witcher 3. Starting out as a weak boy named Roy in the village of Kaer, Lower Posada, he was determined to grow stronger, no matter what it took. The first step toward becoming a legend was to kill. And his first kill was… a rooster. ‘You gain 1 EXP.’ Of course, Roy had his own cheat system like all the other isekai protagonists. His first step to becoming a legend started now…

Varian only wanted to end the war with the Abyssals and bring peace so that no one would lose their dad like he did.

She is a two-faced and fierce hidden ghost doctor,

Before crossing, she was despised by everyone and is widely known as a “waste”.

The contract of the ancient spirit,

The cultivation speed that rivals the gods,

She will show everyone just how blind they are.

With poisonous powder in her hand, who dares to bully her people! they are looking for death!

What Ninth grade medicine pellet? Her adorable pet eats them like a jelly bean.

He’s so capricious! He who is always coquettish at her named as the “Night Prince”, everyone thought he was cold and indifferent, but why in her eyes he was so difficult, haunting.

“Why are you staring at me like that?”

“I wonder when you will become my woman.”

A fine needle was pressed against his waist, she laughed

“Prince, you keep urging this devil, if this poison really goes in you, you can only be a eunuch in this life!”

- Description from Novelupdates