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 Straw Hat crew is reunited again in Zou, but this animal kingdom is already in a state of collapse when Luffy gets there. As the mystery of the events that transpired on Zou is slowly unraveled, new questions arise about Sanji's background...