Hero, a retired search-and-rescue dog, is not prepared to welcome a puppy into his home, but when the new puppy Scout goes missing, Hero uses his skills to find him before it's too late.

Chestnut is a dog without a family. After being abandoned in the wild, Chestnut is wandering the North Carolina countryside trying to survive. When twelve-year-old Meg stumbles upon him on the outskirts of her family's Christmas tree farm, she just knows that they're meant to be together forever. The only problem? The farm is on the brink of closing down, and her family can't afford a pet. Meg knows she has what it takes to save the business and take...