One Piece: Supreme Check-In System - Chapter 16: Gathering of Marines - The Bounty of Voidreign

You Liangxing would never open the speech function in game.
That was because his voice was…
Particularly! Kittenish!

But there was one day, he queued up with a teammate who had so much to say that they may as well explode. Vexed to the point of no return, he contributed a voice that was capable of splitting heaven and earth, “Don’t BB.”
The other party who was being scolded stilled. In the ensuing silence, he suddenly let out a long, relishing… Moan.
You Liangxing: “…..”

Later —
He realised that the person was a great god,
Much later,
Without him realising,
He became the great god’s royal healer.
…. And also his boyfriend.

- Description from Novelupdates

[Mature and Taboo Contents!]James Trevills, a man who rose to global prominence by seducing and ultimately ruining countless women, found his carefully constructed empire of wealth and notoriety undone by the same women. Yet, his end was merely a new beginning. Reborn as an infant named Harold in a vibrant world brimming with magic, he starts really well!A caring mother!A lovely overprotective big sister!A new life!This unexpected second chance won't temper his ruthless ambition. Though now a mere babe, Harold intends to ascend to the pinnacle of this new world, determined to forge his own Harem Empire. His greatest asset? The unlimited Assimilation Skill, enabling him to perfectly master any talent or ability simply by observing and practicing it.James Trevills had fallen but Harold Eindoral woke up.

Working as a henchman for his childhood crush hasn't been great.

But Sam is a hopeless romantic. Even though she's a failed supervillain, he decided to work with her so that he can at least stay by her side.

Although things began to change when Kiara, his childhood crush, started developing feelings for a particular young man.

Now if it was just any other guy, he would've met with some unfortunate 'accident' already but the guy in question was none other than the son of the strongest superhero himself.

Starboy aka Anthony Willburn, the reason for all their failures up until now; and she decided to fall for THAT guy!?

Sam couldn't accept this absurdity and decided to ruin his love rival's life by embracing his destiny and rising as a supervillain himself.

Set in a distant future where only the chosen few are graced with superpowers, the story will mainly focus on the perspective of our protagonist as he will enroll in an academy of superheroes to get close to his love rival and find his weakness all the while maintaining his life as a supervillain.

“Shameless Xia Ping, not only did you steal my martial arts manual and medicinal pills, you even took my fiancée! We’re not finished!”