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...

Thirteen years ago, Trafalgar Law was a young boy with an incurable, deadly illness. He credits his survival to Corazon, but what exactly happened? The secrets of Law's past are finally revealed. Meanwhile, back in the present, the battle for Dressrosa continues to heat up!