A little girl finds an unconscious Bibu after he was bitten by a poisonous toad. The Marsupilami is already looking for his son. With the help of the child and a doctor, he is able to keep Bibu before the serious consequences of the injury.
Bounz le contrebandier endort toute la famille des Marsupilamis grâce à un soporifique puissant. Aux commandes de son avion, il emporte sa précieuse cargaison afin de la revendre en ville...
