Little House on the Prairie: Season 3, Episode 13

3 - 13: Quarantine

Doc Baker assists with an outbreak of mountain fever in a nearby town. The people of Walnut Grove are hopeful that the disease will pass their community by. Grace and Isaiah's young daughter, Alicia, becomes seriously ill, so Isaiah takes her to an abandoned house in town to nurse her back to health. Laura appears to have the fever as well, and Charles frantically sets out to find Doc Baker.