MTL - For My Sister, I Became the World Boss - Chapter 452

Ron finds himself reborn in the world of One Piece, stranded on a remote island in the East Blue. But he's not just any ordinary child—he’s bonded to a mysterious sign-in system that grants him powers with every new location he visits.At his first sign-in, he unlocks the legendary Sun Breathing Technique, along with a boost to his vitality. From Shitmotsuki Village to Skypiea, Enies Lobby to Marineford, Ron travels the world, collecting extraordinary rewards that make him a force to be reckoned with. The Raikiri, one of the 21 Great Grade Swords, Armament Haki, Observation Haki, and more fall into his hands.As Ron steps onto the battlefield of Marineford during the legendary Summit War, the mightiest warriors—Four Emperors and Marine Admirals alike—pause, stunned by his presence. But Ron merely waves them off, “Don’t mind me. I’m just passing through.”Join Ron on his journey across the Grand Line as he signs in at iconic locations, growing stronger with every step. This is not just an adventure—it’s a legend in the making.

At first, when he learned that he was forced to go to many different routine worlds and be reborn into all kinds of cannon fodder, he was against it.

I was playing a boring game where you don’t level up no matter what you do, there’s no event happening and it was even FREE on *** store. I had an argument on relationship stuff, was angry and decided to destroy the village in a game, then a notification pop-up…

-Your karma has increased by 10.

-You are now at level 2.

Graphics of the game changed. Acquired magic. Saved a village girl that was chased by bandits. Gained a cultist.

It seems the events are starting to take place. Lets see what happens…

She was the Empire’s top-tier elite agent, skilled in both medicine and poison. One day, she transmigrated into the body of a foolish, mentally disabled, and hideously ugly waste. But when her soul entered, the Phoenix Maiden returned, shaking the heavens and the earth! Those who wronged her will be repaid a hundredfold. Those who insulted her will pay back a thousandfold. Call her useless? Wait and see what true genius in cultivation looks like. Call her a fool? Wait and see who the top-tier alchemist really is. Say no one wants her? Watch as the strongest man follows her everywhere. From now on, divine beasts and handsome men will walk by her side, and she’ll roam the heavens and earth as she pleases.‘Qingcheng, from now on, I’ll help you manage the household and raise our children. This world and I will belong to you!’ said the scheming man with a flattering smile.The woman coldly met his gaze and replied, ‘The world and its empire are within my grasp. Now, get lost!’