Overview: As Doctors Ben and Erin get ready to send their son Charlie off to college, they get an emergency call about a border collie mix whose paw got slammed in a car trunk and rush to the rescue. Out on a farm, Dr. Ben saves a calving heifer’s life with a field C-section. The vets remove an enormous mass from a dog’s shoulder and a medical mystery is solved after a horse’s GI tract shuts down.