When Asher Smith, huntsman to the Belstone pack, first saw Tag, he was a tiny, helpless fox-cub, close to death. But Tag survived, and grew healthy and strong, reared in a litter of hound puppies. A close friendship developed between the cub and Merlin, one of the litter. When the two grown animals separated, Merlin became the best hound in the pack and Tag became famous as "The Fox They Cannot Catch ..."