(One Piece + Adventure + Hero + Invincible)

Civilians: “Hero, who are you guys?”

Pirates: “Who are you guys? ”

Navy: “Are you guys the ones who want to steal our cloaks?”

Sorata: “Since you’re asking sincerely, I will kindly tell you that in order to prevent the world from being destroyed, in order to maintain world peace,…”

The author yelled: “You guys, have you walked into the wrong theater?”

In fact, this is a story about a time traveler, who takes his childhood sweetheart and a few friends to sail on the sea and adventure as a hero.