Veterinarian Tristan Maitland lives a quiet life with his son Zach in Laramie, Wyoming, close to his family ranch. He made peace with his two brothers and the father that had adopted him when he was four years old, and moved into a great house together with his son Zach and their household of assorted animals. His life becomes complicated when Zach's mother, who left when the child was born, comes to town to get custody of him. Meanwhile, Tristan's...