All Walker wants is a dog, but his mother is allergic. So he decides to set up his own business walking everyone else's. This works better than he could have imagined when he finds he can talk to the dogs and understand what they say to him! The dogs lead him to a terrible puppy farm hidden in the wood by Arlington Wherewithall, a famous TV star and owner of a pet food company, the richest man in their area. He knows nobody will believe him, so it is down to Walker and the dogs to stop the farm and save the puppies