A Celestial Dragon from the Start, and Luffy Is Actually My Little Brother

Transmigrate to the One Piece world and sign in for a Celestial Dragon identity from the start! → Conqueror's Haki: Knock out everyone on the spot, no one can stand against you! → Swordsmanship talent: SSS rank, cut through steel with a single slash! → Marine Admiral's command: Control the Marines and command the world! → The Celestial Dragons' supreme bloodline: Overwhelm others with your lineage and make the Five Elders kneel! → The World Government's highest authority: The Outcast, above one and below ten thousand! Sign in at Mary Geoise → Obtain intelligence on the Ancient Weapon Uranus → Raise sign-in level by 100%! Sign in at Impel Down → Awaken a Devil Fruit → Triple your strength! Long Yuan stands atop the world: “Father, Luffy, I will change this world!” Dragon, leader of the Revolutionary Army, makes his plans in secret: “Son, let's overthrow the World Government together!”]