Woonan, known as the Great Gold Pirate, vanished but left behind rumors of his massive treasure hidden on a remote island. The infamous El Drago is determined to seize this wealth, relentlessly pursuing Woonan's former crew for clues. Their quest leads them to a map and an unexpected encounter with the straw hat pirates. A skirmish ensues, resulting in Luffy and his crew losing both their valuables and each other. To claim the fabled riches before El Drago, they must reunite and navigate their way to the island swiftly.