While Luffy and his crew, Zoro and Nami, are starving on a small boat, they are attacked by a large monster. Nami is taken away, and Luffy and Zoro wash up on shore. There they meet a young girl named Medaka, who tells them the sad history of the island. The evil pirate Ganzack has taken all the men in the village and enslaved them, including Medaka’s father. Luffy, Zoro, and Medaka must infiltrate Ganzack’s base to rescue the villagers and Nami.