A Concubine's Competitive Life in the Prince's Household - Chapter 128

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.

This thought had grown deep in William’s mind!

People called him a genius—but Agares never believed it.Tired of expectations, he abandoned everything to live an ordinary life, working just to survive in a cruel world.But fate had other plans.A sudden transmigration took Agares into a world of swords and sorcery—a land ravaged by demons, ruled by power, and merciless to the weak.To his shock, he awakens as one of the Chosen Heroes. Sounds like a dream come true?Wrong.“That's a cursed job!”“He's no hero—he's a demon in disguise!”“Kill him! For the sake of the world!”[DING! Congratulations, you have obtained a Job.][Name: Agares][Job: Saber]Hunted by the empire he was meant to protect, feared for the power he never asked for, Agares finds himself branded a threat to humanity. All because of a job he didn’t choose.Just as the noose tightens, a red-eyed woman named Liel offers him a different path:“You were born to be more than their hero.”“The empire betrayed you. Humanity rejected you. Even nature turns away.”“Why not embrace what they fear —and become the successor of the Demon Emperor?”Now, Agares has a choice: run, or rise.This is the beginning of his war.A war not just for survival —but for vengeance.

Earth was supposed to be a safe haven.And for a time—it was.Until one night, golden stars lit up the sky like cosmic flames. The heavens swirled, the winds howled, and the world braced for its end. But just as quickly as it came... the phenomenon vanished.Weeks later, everything changed.Humans began to awaken powers once thought to exist only in fantasy. Skills—mystical, world-shaking abilities. Some used them for good. Others unleashed devastation.What could a gun do against a man who could turn into a living bomb?Portals tore through the sky, connecting Earth to monstrous realms. Beasts, demons, and nightmares poured into the world. Amid the chaos, powerful humans rose to fight back—and won. The survivors called them one thing: Heroes.Among them, one boy was left behind.Han Trystan—orphaned during the Sendok Calamity—carries the burden of rebuilding his parents' legacy, protecting his three younger siblings, and finding a cure for his dying aunt. But all of that hinges on one thing: awakening a powerful Skill.And when his time finally comes…> Name: Han TrystanSkill: Book FormationRank: EThe lowest rank. A joke. Practically powerless. Hope? Shattered.Until Han discovers the truth.His skill isn’t “Book Formation.” It’s something far greater.Creation. Not just of weapons or armors. But artifacts, pills, barriers—even other Skills.The world labeled him weak. But he was never meant to follow their system—he was meant to break it.Years later…> “Did I see that right...?”“Yeah. He just wiped out hundreds S-Rank monsters—alone.”“So the title ‘White-Black-Haired Monster’... it wasn’t exaggerated after all.”In a field of fallen beasts, one man stands untouched. Eyes calm. Power immeasurable.> “Weaklings.” Han mutters.Follow Han Trystan’s journey from the lowest-ranked misfit to one of the most powerful beings in the multiverse—and witness the rise of a legend the system tried to erase.