Little House on the Prairie (1974)

S5E18 The Sound Of Children

Mary is thrilled to learn she's pregnant, which helps bridge the gap between Adam and his father. Encouraged by the news, Adam's father offers them a place in his home. However, after Mary suffers a miscarriage, both she and Adam realize that his father's interest was solely tied to the impending grandchild. Heartbroken but resolute, they choose to stay in Walnut Grove, reaffirming their commitment to each other and their life together.