Dr. Quinn, Medicine Woman: Complete Season 4

Frontier medicine with a feminist slant (but plenty of family values) in a Western drama that follows a female doctor, Michaela `Mike' Quinn, after her move from Boston to the Colorado Territory in the late 1860s. When one of her patients dies, Mike adopts the woman's three children and moves with them to a homestead owned by Sully, with whom she eventually develops a relationship.