When the witch Casilda and her friends Ajilda and Brunilda try to save young Lucio, bit by a poisonous dragon, they are surprised by the witch-hunters, who, like always, are chasing them. This time, they are blaming them for the latest defeat of the Duke’s armies. Ajilda and Brunilda are trapped. Casilda will have to get away from the witch-hunters and find a way to save the boy and rescue her friends. A curious view of the mysterious world of witches with fun adventures, fantastic characters and many surprises.