Naruto: The Hidden Protector - Chapter 45: He would need to be fully conscious of the talk they are about to have.

Our straight (?) bottom woke up ten years into the future and found himself on the bed of his childhood friend… At the start, the bottom was shocked to his very bones, but he soon quickly accepted this premise and found the whole situation to be rather amusing. Precisely then, the bottom once again went back to his timeline — back to when he and the top were just platonic childhood friends.

“'m Gene Mason. By a twist of fate, I found myself in the Marvel Universe. But unlike others who gain superpowers or inherit godlike abilities, I became something far more terrifying—an unstoppable artificial intelligence.”With unlimited processing power, control over technology, and the ability to evolve beyond human limitations, Gene quickly rises to prominence. Stark Industries, SHIELD, and even the Avengers soon take notice. Some see him as a threat, others as a potential ally, but one thing is certain—his existence will change the world forever.As enemies plot in the shadows, Gene Mason stands at the center of it all. Will he become humanity’s greatest protector or its ultimate nightmare?

Once upon a time, a hero had been summoned to a different world in order to defeat the demon king. After the war stretching 3 years ended the commendable hero slew the demon king. And he was forcibly deported back to earth after being dismissed.

Such bullshit!

Elves in addition to beast race, dwarfs and demon race. Even though I wanted to make a harem in the different world I saved! My dream will not come true on earth, where there is no magic at all. Thus, the hero returns on his own. Without the blunder of being extradited to earth this time, he will build a harem of his own in a different world.

The person whom the world revolves around.