Story loosely inspired by https://www.reddit.com/user/LarkMelody. Creds for any similarities.
Amaris Bellissi is a girl with the power of the sun in her palm. She is the city's most powerful superhero, known as Epione, and works for the Organization of Super-powered Individuals (or the OSpI for short). They take the people, young or old, who are found to have enhanced abilities. They determine the missions that each hero goes on, and Amaris has earned herself an arch enemy.
Atlas Norsiv broke away from the organization long ago, and has been working against them for years as Moros. All the heroes they sent after him came back gravely injured, if at all. This girl was different, though. Not only did she have the wit and strength to keep him on his toes, but she was beautiful when she did it. He knew that in his mission to defeat the OSpI, she would be his next asset.
What if rimuru was instead reborn as a primordial demon the strongest in combat and intelligence.
He reincarnated just before Star king dragon Veldanava created the omniverse; it was nothing but a void, his soul being exposed just a little to turn null made his soul undergo a change. Making him an individual with a high evolutionary potential