The little dragon Coconut, Matilda, and Oscar sit and chat about dangerous and wild animals. "The tyrannosaurus was the most terrible wild beast that ever lived," says Coconut. "Come on! The flying dragons are a hundred times more terrifying than tyrannosaurs. Whatever bet you want, I'll take on the tyrannosaurus with the little onions!" says Oscar. "Okay, the bet is on!" says Coconut and takes out his time tracer from his pocket. Thus, the three friends travel back to the time of the dinosaurs. And an incredible adventure begins...