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...

Sanji and the other chefs rush to complete their cake in order to stop the rampaging Big Mom. Meanwhile, the battle between Luffy and the unbeatable Katakuri reaches its exciting conclusion!