Rookie, a little puppy who lost his birth mom, found comfort and love from a cow on the farm where he grew up. The two became inseparable, but when the owners had to sell one of the cows, Rookie's world was turned upside down. He ran to find his mommy, but was taken back home by his owners.
Depressed and unhappy without her, his family eventually decided to bring the cow back home, and the reunion between mother and son was tearfully joyful. Their bond reminds us that love knows no boundaries.