MTL - One Piece: The Soul Purchasing Pirate - Chapter 830 I believe it.

How do I know that a goddess wrote that awful harem novel? don't blame me if i give a bad review!Inuzuka Kai thought criticizing a cheesy harem novel was the worst thing he’d do all day—until the goddess who wrote it appears, furious, and traps him inside her cringe-worthy world. Now, he’s forced to live out every cheesy romance trope he can’t stand. Can Kai survive the world’s most over-the-top love story? Or will he end up stuck as the punchline of the worst plot ever created?

A young boy genius, Suo Jia, is a water mage who dreams of being a warrior travelling the great and dangerous trade routes to find his lost father that set off on them before Suo Jia was born. Having to look after his sick mother, Suo Jia manages to find a way to solve all their problems, as well as make a name for himself. He gathers nobility, vast wealth, items of great power, knowledge lost to the ages, and exceptionally talented females around him as he plots and plans – preparing to set off on an epic journey that will go down in history as a new legend. However, will others that depend on his powers so much be willing to let him go on such a dangerous journey so easily?

- Description from Novelupdates

The story begins with the last day of Yggdrasil, a popular online game which is being quietly shut down. Our protagonist Momonga decides to stay in his beloved game until the last moment, so waits for the forced logout. Unexpectedly, the server does not shut down and Momonga is stuck in a skeleton avatar in another world. “The powerful Overlord” needs now to discover the new world and face the continuous challenges that arise.

She was reborn as the antagonist of a fantasy novel, a child who bears her family’s resentment.

As it stands, her fate is to end up on the guillotine at the hands of the furious villagers!

Kynemeia, for the sake of a comfortable future, plans to gather some Munchkins to govern the fief. However, there’s one problem…

Kynemeia stared blankly at the boy sitting in the underground prison.

“…Why?”

“I got caught.”

She’s on the receiving end of an unwanted obsession from a suspicious mage?!

This is the story of the struggles of a Grand Duke’s daughter who wishes to transform her life
and the Munchkin mage who feigns innocence!

*Munchkin: a Korean slang for a character with overpowered skills.