Pirates: Invincible at the beginning

Introduction: ([One Piece] + [Adventure] + [Hero] + [Invincible]) Civilian: "Hero, who are you?" Pirate: "Who are you guys?" Navy: "It's you guys Do you guys want to snatch our cloak?" Sorata: "Since you have asked the question sincerely, I will tell you with mercy, in order to prevent the world from being destroyed, and to maintain world peace..." The author roared: " You guys, did you go to the wrong theater?" In fact, this is a story of a traveler, with his childhood sweetheart who grew up with him, and a few friends, sailing and adventuring on the sea and becoming a hero.