On a beautiful spring day in the garden, Iris the magpie, suddenly showed up shouting about a poor canary locked up in a tiny cage by a wicked master and his two mastiff dogs who were always barking.Gaspard the pigeon, decides to go and save the canary.Ramon the mole, suggests contacting Doreen, the Queen of the Fireflies, to get her help.Doreen tells them to go into the wood to find the Crystal Tree and collect one single berry. This berry, if given to the Canary, will make him invisible.The team carries out the task, and manages to save the poor canary, who escapes from the cage that his master threw away into the garden out of rage after finding it empty.For children 3 to 8 years of age.