Naruto System in One Piece - Chapter 31: Loguetown

Yuseong, a genius doctor who made a name for himself in the medical community, considered the operating room his home. One day, he died in a traffic accident, and when he regained consciousness, he found himself in another world.But… Saint… Holy Kingdom… Healing magic?“I worked so hard to learn medicine, and now you’re telling me I can just touch someone and they’re healed? Oh, I’m going to lose my mind.”

I am Ye Qing. Lucky I found a [Monster Factory] application.

have you heard of it?

If you turn on the music player in the dead of night, put on headphones, hide your head in the quilt, and listen to the looped single repeatedly.

Fall asleep after looping forty-four times. If you are unlucky and open your eyes again, you will no longer be lying on your own bed, but will enter a strange space that is completely isolated from reality.

That space… On the surface, it looks like the places we usually see, such as our bedroom, living room at home, underground garage, bathroom, basketball court, construction site, etc. But if you look closely, you will find that it is different. …Everything is different.

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This is the experience of an ordinary person who, after acquiring superpowers, transforms and grows step by step in a blind corner, reaching the ultimate level.

- Description from novelbuddy

Ethan, an elite army commando, loses his life in the line of duty while eliminating a dangerous terrorist cell during a high-stakes anti-insurgency operation. Despite his unwavering dedication and discipline, Ethan dies with a deep sense of regret—he never fully embraced his personal desires and unfulfilled fantasies. As his final breath escapes, he vows that, should he be given another chance at life, he will live it to the fullest, without restraint.Fate, however, has its own plans. Ethan awakens in a strange, unfamiliar world—a land governed by strength, where power is the key to survival, and the strong hold dominion over all. In this brutal and unforgiving realm, Ethan discovers that the rules of life have drastically changed. The only currency that matters here is strength, and only the strongest can ascend to become the ultimate power.Gifted with extraordinary intelligence and a mysterious cheat that grants him unparalleled abilities, Ethan sets off on a path to conquer this new world. With each passing day, he hones his skills, builds alliances, and amasses power, all while exploring his deepest desires. This is a journey of self-discovery and unrestrained ambition, where Ethan’s focus is singular: to become the one true transcendent being, an existence unmatched by any other.Through intense battles, strategic brilliance, and encounters with those who would either aid or challenge him, Ethan fights not only for dominance but for the fulfilment of every longing he once held back in his past life. With each victory, he rises higher, carving his name into the annals of history as the peerless king, above all others—an immortal legend in the making.Content Warning: This story will explore mature themes, including R18 content, but will avoid extreme elements. The protagonist’s journey will also include romantic entanglements, with a harem dynamic, including themes like netori. No yuri, NTR, or netorare will be featured.