Naruto System in One Piece - Chapter 337

Once upon a time, a boy was referred to as a “War Hero.”

In another world called Aletia, the boy who had saved the Lost Kingdom, conquered their neighbouring countries, and led to the rise of a grand empire decided to throw everything away, returning to the modern era at the cost of his memories.

As three years passed, the boy who was happily enjoying his daily life was once again called back to the other world.

However, what awaited him was the Aletia of 1000 years in the future.

As his past glories became a “myth,” the legend of the youth referred to as the, “Twin Black Hero King,” begins.

Jaden Cross is a young man trying to survive in the shadows of Neo-Lagos, a futuristic city where the poor live in broken homes and forgotten slums. Orphaned at six and forced to grow up fast, Jaden spends his days fixing scraps and dreaming of a better world—a world he believes he’ll never see.Until one night, everything changes.A mysterious glowing orb appears in the sky and connects with Jaden’s mind, activating the Tech Architect System—a powerful, sci-fi interface that gives him access to futuristic blueprints, instant-building tools, and system quests that reward him for solving real-world problems.His first quest? Restore power to his neighborhood using solar microgrids.Soon, Jaden is building cooling shelters, clean energy systems, and AI-run apartments—one project at a time. But with each success, he draws more attention. The city’s leaders want to control him. A rival from the tech underworld wants to steal the system. And darker forces are watching from the skies, waiting for the Architect to grow.Armed with only his mind, his hands, and the Tech Architect System, Jaden must rise from the ruins of poverty and become the builder of a new future.But in a city full of secrets, will he remain its hero… or become its biggest threat?

A broken man who ended his own life finds himself reincarnated into the game he used to play. However, instead of becoming the protagonist or a powerful antagonist, fate places him in the role of a minor villain—a mere stepping stone for the protagonist in the game's first arc.