As a child, Monkey D. Luffy dreamed of becoming King of the Pirates. But his life changed when he accidentally gained the power to stretch like rubber…at the cost of never being able to swim again! Years, later, Luffy sets off in search of the “One Piece,” said to be the greatest treasure in the world... Thanks to some dirty tricks, the Vinsmokes have Sanji trapped. Will he really be doomed to his fate as a pawn in a political marriage?! Meanwhile, what will happen to Luffy and the gang as they fight against some of Big Mom's strongest officers?