Hap-Pea and Soap-Pea decide to borrow a boat and sail it to Poddle Island. Whilst there Black Eyed-Pea and Creep-Pea steal the boat and return it to Poddington. With the boat returned and no sight of Hap-Pea and Soap-Pea the other Pea's get worried and frantically search for their missing friends.