The fifteenth book in the beloved, bestselling Redwall saga – soon to be a major Netflix movie!Triss is a brave squirrelmaid – enslaved by the evil ferret King Agarnu of Riftgard and his cruel daughter, Kurna. But, secretly, Triss is planning a daring escape by sea . . .As Triss sets sail, three young friends leave Salamandastron in search of adventure – and two youngsters go missing in Mossflower Woods. After three dangerous journeys, the travellers’ paths cross at the famous Redwall Abbey – where Triss will discover her destiny, and a new champion will rise to carry the legendary sword of Martin the Warrior and fight for the future of Redwall . . .