The World of Otome Games is Tough For Mobs - Volume 8, Chapter 8 “The Truth About Sapling-chan”

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

My whole life, all I wanted was power.

I churned the world into rivers of blood and eventually gained the title, “Demon Lord of Strength”. However, all this became useless when I lost to a party of heroes.

But what can a loser say? As I laid dying, I was forced to listen to the hero’s gibberish:

“If you are born again, I hope that you will live a kind life!”

But huh? When I opened my eyes again, I was back in the past.

“What do I have to do to live a kind life?”

This is the beginning of an ex-Demon Lord’s journey to live a kind

An angel made a mistake, resulting in Shiihara Daiki’s death. In order to hide the mistake, he was then sent to a different world. The angel will grant him one wish as a payment for keeping it a secret. Daiki asked for a Heavenly Castle floating in the sky without hesitation.

Suddenly a floating castle appeared in the new world, which causes confusion amongst the people. They attempt to contact Daiki in various ways. A country tries to steal it by force, while another seeks to befriend him. What in the world would Daiki do?

In the era of global evolution, humans and monsters coexist, and evolution is the only theme!

Chu Zhou traveled to this world. At the age of 17, he awakened the attribute panel!

Breathing method, combat skills, talents, you can upgrade with points!

Basic breathing method, upgrade 10,000 layers, and become black hole breathing method!

D-level combat skills, upgrade 10,000 layers, and become SSS-level magic skills!

Ordinary talents, upgrade 10,000 layers, and become true god talents!

…

Several years later, Chu Zhou stood on the top of the cosmic pyramid, facing many cosmic overlords, cosmic true gods, and cosmic sages, and summed up his life: Everything I have today is due to my hard work…Deep blue, add points!

- Description from novelbuddy