The little dragon Coconut and his friends, Matilda and Oscar, travel through time and go back to Prehistory. They want to learn about the first dragons. But Prehistory is a dangerous time: Matilda almost falls into the trap of a prehistoric hunter and a giant bear threatens to eat the three friends... And there are also the two dragon eggs that Coconut frees from the glaciers by breathing a little fire from his mouth... Could there be little dragonlings inside?