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...

As the Straw Hats leave Vivi and Alabasta behind, they discover a stowaway on board who wants to become a crew member! But can they trust this former Baroque Works agent?! Whether friend or foe, they'll be needing all the help they can get when their Log Pose suddenly points to the sky!