The Pirate Prince: One Piece Fanfic

The Pirate Prince, a name known to many, but know little about. No one can remember the Pirate Prince, all you'll hear is "They have the body of a prince, but the heart of a pirate." "A majestic being that'll lend you aid. But when the problem is finished, they'll vanish." "A prince who isn't afraid to face anything."...