Join Monkey D. Luffy and his swashbuckling crew in their search for the ultimate treasure, One Piece! 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... Operation S.O.P. is in full effect! Usopp and the others search for a way to undo the magic that has turned so many of the people of Dressrosa into toys. Meanwhile, Luffy heads toward the palace with the goal of taking down the source of all the trouble, Doflamingo!