Features a preteen boy named Hector and his aunt Diane, who are going to live in the jungle for one year to study its fauna and flora. They become best friends with the Marsupilami family. Their main enemies are megalomaniac industrialist and jungle-hater Felicia Devort, who plans to level out the Palombian jungle and build the Devort City megalopolis in its place, and her two henchmen, Stroy and Blouprint.
