HE SWORE HE’D NEVER SEEN MY DOG BEFORE. BUT WHEN THE DOG DID THIS ONE THING, THE ENTIRE CROWD STARTED CRYING. Chapter 1: The Invisible Wall I need you to understand something about Barnaby before I tell you what happened today. Barnaby is a ghost. That’s what we call them at the shelter. He’s a nine-year-old Golden Retriever who doesn’t bark, doesn’t play, and doesn’t really… exist. He just occupies space. He’s the dog you walk past in the kennel because he’s facing the back wall, forehead press