Transferring into his late grandfather's home, younger Jack inherits the outdated man's canine, Skipper (Norm MacDonald) - who can speak! With the sassy pooch's assist, Jack learns that Grandpa left a priceless Spanish treasure hidden someplace within the city. Jack joins forces with a trio of intelligent neighbor children - a goth lady, a socialite, and a jokester - to search out the precious booty, with Skipper main the way in which. However can they outrun the brazen, bumbling thieves that may cease at nothing to grab the prize for themselves?