Welcome to the town of Barksdale, where every dog wants to be the best. Every year, one pup at Barksdale Academy is named Best in Show after the K-9 exams. Nova, Duke, Harley, and Peanut have never won Best in Show. In fact, they've never even passed the exams. But this year, Nova is determined to prove that Underdogs can win! Will the pups make the grade, or are they doomed to be the underdogs forever?

"Inquisitive, detail-oriented veterinarian Kristin Keller prides herself on winning over any dog. But has this self-proclaimed dog whisperer finally met her match in a Sheltie named Remington who has just won the Texas state agility course competition? The champion pooch is acting out of sorts -- almost as if he is not the same dog. Has he, by chance, been switched out with another dog just before the next big competition? Kristin and the other Lone...