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...

The plan to assassinate Big Mom fails in the most spectacular way! And now Luffy and his co-conspirators are in a major bind. Big Mom is furious and her fearsome pirate crew is out for blood. Can the Straw Hats find a way to escape to safety?!