One Piece: Baron Omatsuri and the Secret Island

The Straw Hat crew comes across an advertisement for a recreational island on the Grand Line, operated by the enigmatic Baron Omatsuri, and Luffy sees this as the perfect opportunity to unwind. Upon arrival, however, they are presented with a condition: to gain access to the island's relaxation facilities, they must participate in unity-based competitions. As they become immersed in these challenges, a mysterious atmosphere settles over the island, causing the Straw Hat Pirates to turn against each other. Meanwhile, Robin, Chopper, and Luffy each embark on a solo quest to uncover the secrets behind Baron Omatsuri's island, driven by an inexplicable sense of unease.