It's a sunny Saturday afternoon in the small market town of Petersfield. Three young men arrive in the High Street with backpacks and walking sticks. They're wearing green and brown jackets, hats, and boots. Is it Robin Hood with his Merry Men? Passers-by are interested.
Who are these young people? What are they going to do? One of the young men puts his hat down on the pavement, and puts up a sign: