Vill, Tarani, Irma, Cornelia and Hay Lin are busy preparing the school play. Local gossips, the Grumper sisters, are making a lot of efforts to quarrel between them. At this time, a family of refugees from the world of Meridian arrives on Earth. Their son gets lost on the streets of Heatherfield. A new task awaits the team of sorceresses - to find a small scaly monster and return it to its parents.