Ten-year-old Gloria and her recently widowed grandfather Bud befriend a mysterious reindeer when the family gather 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.
In a tragic accident, Kathiravan loses his wife and his left leg. A few years later he decides to get a prosthetic leg with the compensation amount. Kathiravan's life gets more complicated when his daughter Magizh gets hospitalized.