Naruto System in One Piece - Chapter 521

Coming from the modern era, she was sent to a strange world. The body she possessed previously belonged to a young woman whose family was thrown away by their clan. However with the “Dan Fu Zong”, the inheritance from her old world, she steps on the path of cultivation, hoping to one day become an immortal.

- Description from Novelupdates

I had been abroad to do medical volunteer work, when I was swept up in a civil war. I was killed by a rebel soldier, while taking a bullet for a patient. But when I finally woke up, I had become a child?!?And in front of me stood a destroyed carriage and a group of oddly dressed people, who were unconscious!“It’s just like a Murim world.”As I hurry to perform first aid in an attempt to save even one person, I realize that this world is that of [The Supreme Demon King], a Wuxia novel I’ve enjoyed reading.After meeting the rescue team of the ‘Three Great Doctors’, I found out that one of the person I saved was the protagonist of this novel, the future Demon King ‘Yeo Haryun’!“Hey, since I’m indebted to you for saving me, call me ‘hyung’.”For saving his life, I become sworn brothers with the future Demon King, and the White Dragon Godly Doctor, one of the most knowledgeable people around, recognized my potential and took me in as his disciple. This is the story of how I became the greatest physician in Gangho!

Reborn in the Naruto world, Shin Uzumaki finds himself in the doomed Land of Whirlpools. As a member of the Uzumaki Clan! Trapped in a world filled with war, betrayal, and unimaginable power, Shin’s survival seems impossible.. Until it isn’t!![Ding! Replication System Activated!][Daily Login Reward: Common Replication Card.]​​​​​​​[Newbie Gift: Perfect Sage Body—​​​​​​​Adamantine Sealing Chains​​​​​​​—​​​​​​​​​​​​​​Four Symbols Seal​​​​​​​]With the power to Copy any Ability—whether it’s the Kekkei Genkai or Rinnegan or Forbidden jutsu—Shin begins his journey to dominate the Ninja World. [First task: Save Kushina and prevent the destruction of the Uzumaki Clan.]

In the previous life, she was a swindling charlatan who had neither learning nor skills and was beaten to death.

Upon opening her eyes again, she had returned to when she was five years old. An impact from a clay Buddha opened her divine eyes, gave her photographic memory, astonishing talent, ability to view another’s past, able to sever the ties of disaster and fortune of life and death, a heaven defying rejuvenation technique, and a technique to recognize treasures.

In the last life, her family became ruined and she ended up a homeless wanderer.

In this life, she will defy heaven to change her fate and take back her happiness.

In the last life, she had nothing, had no education nor skills, was despised by others, and was looked at with indifference.

In this life, she exerts herself to become a real master of metaphysics, stands in the summit of the world, became a legend in the business world, sought after in the political circle, and a VIP of the underworld……

Those who owe her, all will be given one’s due!

He, like a deity who shows disdain for the world not only treats her with familiarity but also guards her like a loyal dog.

Her life became an unprecedented and unique existence.

- Description from Novelupdates