Tidemagic: Ista Flit and the Impossible KeyThe second instalment in the sumptuously atmospheric Tidemagic series. Ista Flit and her friends Nat and Ruby have foiled a dastardly plot by the Hettle family to take control of the town of Shelwich, but Ista still needs to find her missing father. A magical key transports her to the mysterious Glass Island, where a sinister monster haunts the reed beds, and the local inhabitants are falling under the seductive spell of the marsh spinners. Boldly