When Peter embarks on a magical journey to save his sister Anne, he must face a mysterious territory: the Moon! Anne was kidnapped by the evil Moon Man when she tried to help the cockroach Mr. Zoomzeman in his search for his wife. In his fantastic adventure, Peter lands on the Star Meadow, where he meets the sleepy Mr. Sandman. He knows that only at the Night Fairy’s dinner in the cloud castle can they find out where Anne is – but there aren’t enough seats for everyone. So he joins the mad race along the Milky Way against the five Spirits of Nature: Storm Giant, Lightning Witch, Hail Henry, Rainy Sparrow and Mother Frost…