Ten-year-old Gloria and her recently widowed grandfather Bud befriend a mysterious reindeer when the family gathers for Christmas. Bud comes to believe that Prancer may actually be magical, but Gloria fears his theory will send him straight to a retirement home. They try to keep the secret while figuring out why the reindeer has appeared, and longstanding rifts within the family are healed along the way.

Rated PG, Runtime 1 hour 42 minutes.