Stranded on a sinking boat, carefree Luffy begins his journey in search of a pirate king's lost treasure. But first, he'll need a crew, a ship and a map.
After securing a map to the Grand Line, Luffy, Nami and Zoro are taken hostage by a no-nonsense clown. New cadet Koby is cornered by Vice-Admiral Garp.
In need of a proper ship, the gang reaches Syrup Village and meets the cheerful Usopp and his best friend Kaya. A sinister threat disrupts their plans.
With his friends in danger and Klahadore's plan in motion, Usopp seeks help from the Marines. Blades clash when a fierce battle erupts at Kaya's mansion.