At the beginning of time, a mystical meteor came crashing down from outer space and scattered all over the world. A piece of it landed in the Eastern Continent.
There were mysterious totems carved upon the meteor, and people gathered around it wanting to discover its usage. They discovered the Way, and established The Tradition.
Several thousand years later, the fourteen years old orphan Chen Chang Shang left his master to cure his illness and change his fate. He brought a piece of marriage vow with him to the capital, thus began the journey of a rising hero.
The story arcs aboard the Straw Hat Crew's first ship Going Merry (Merry Go in some adaptations) are recreated with brand-new animation, from Luffy and Usopp's fight and Robin's disappearance to the crew's final farewell to the ship. Going Merry is treated as another member of the Straw Hats as Luffy, Zoro, Nami, and the rest of the crew set sail for the legendary treasure, the One Piece.
A story about Monkey D. Luffy, who wants to become a real pirate. In a world of mystical, those who eat mystical fruit will gain its true power but also has its greatest weakness. For example, Luffy ate Gum-Gum Fruit which gave him a strange power but he can NEVER swim. His dream of becoming a pirate to find the ultimate treasure. His greatest fear is the big ocean. Nevertheless, he journeys by himself to find more people to go with him on his journey. Along his ways, with luck and determination, he finds himself many members who are devoted but to different causes. Together, they sail the Seven Seas of adventure in search of the elusive treasure "One Piece."