In their fourth time-travelling adventure, Kat and Nick head to the magic path, where they accidentally discover a route leading them back to the year 1197. They find them-selves in the town of Nottingham, where they meet two children, Beatrice and Guy, who take them to spend the day at the local Sheep Fair. Here they make many interesting discoveries and learn new skills, ultimately witnessing an exciting event which dispels any doubt about one of the greatest myths in folk history.
