Based on the TV adaptation of Jonny Duddle's best-selling picture books. When Mazu gives Bill a rare, tasty flower, Bill sets out to the swamp for more. But when the natural balance of Cretacia starts to change, they realise that this little flower was much more important than it seemed, and now the whole ecosystem is at risk! Can Bill find a way to heal his natural environment? Watch the episode and read the story!