Periwinkle shares his dreams with Pimpernelle to go to Rabbit Island. Next morning Bramble shows off his new invention: a water boat for rabbits, to the chagrin of the villagers. That night, Periwinkle takes Pimpernelle to the island, but get captured by the otters, who shows them the treasure is passion berries. Periwinkle offers the otters to get supplied with delicious foods in exchange for the passion berries and Bramble's invention is accepted.
