The inmates have tried a dozen ways of escaping from the prison camp. They've tried bouncing over the barbed-wire fence using a hot-water bottle as a trampoline; not enough thrust. They've huddled under the clothes of a giant scarecrow, but the garment ripped, leaving them exposed. After so many failures, the prisoners are distressed and balky. "We haven't tried not trying to escape," says Bunty. Babs, her dim friend, nods brightly. "That might work."
Ginger, their leader, is not one to chicken out. Told the chances of escaping are a million to one, she replies, "Then there's still a chance." But...