"We didn't understand what we were attracted to until it was before our eyes." Beyond the Grand Line, one of the world's greatest explorers unearthed something that should never have been found and could have thrown the world into chaos if it had fallen into the wrong hands. However, it seems that he himself went back to erase every trace of his journey, including the way to get there and the location of the treasure itself. Some 20 years later, a pirate with a mysterious past known as "The Devil of the Seas" and his extravagant crew are on the trail of the man and the clues he allegedly left behind before mysteriously vanishing into thin air. What is their purpose? What role does the World Government play with all this? And why are the Celestial Dragons so afraid of it?