“A Dog’s Purpose” is a heartwarming film that follows the life of a dog who is reincarnated several times, with each life giving him a new purpose. A dog discovers the meaning of its own existence through the lives of the humans it teaches to laugh and love. Reincarnated as multiple canines over the course of five decades, the lovable pooch develops an unbreakable bond with Ethan. Through his various lives, the dog learns valuable lessons about love, loyalty, and the impact he has on the people around him.