Somewhere in the Antilles... The sun crabs have lost their peaceful life. Unhappy about their fate during the Easter holiday, they were really tired of bearing the cost of unscrupulous hunters who do not have any pity capturing all the little sun crabs! The savannah that Kika loves so much ends up disfigured and devoid of its crustaceans. Their worries came up to Kika's ears, and so, he made the promise to save the sun crabs and to face the crab hunters. But how? How much time will it take? His kind old neigbour has given him a toy to help him. He now discovers another world. An epic and a mysterious adventure begin.