Quick recap
Filler arc. The crew vacations on Spa Island, a luxury resort ship that welcomes pirates. There they run into Foxy and his crew again, chasing sisters Lina and Sayo for a notebook with their father's research on making a special gem. After beating Foxy, they learn the resort's owner, Doran, wants the formula too and has kidnapped Sayo. Luffy decides to wreck the resort to rescue her. The crew saves the girl and sinks Spa Island. A final episode shows Brook trying to be useful on the ship until Robin reassures him.
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