In the idyllic pre-World War II English village of Belham, life flows at a leisurely pace for the Miniver family. Kay Miniver, a kind and graceful housewife, and her husband Clem, a successful architect, navigate the day-to-day pleasures and minor disruptions of their upper-middle-class existence with their three children. The Miniver household embodies the tranquil stability of British country life, untouched by the looming threat of conflict. Their interactions with the community, from the local stationmaster Mr. Ballard to the aristocratic Lady Beldon, paint a portrait of a society interwoven with tradition and class distinctions, yet united by common values and aspirations.

As the shadow of war creeps closer to their doorstep, the Miniver family and their fellow villagers are forced to confront the changing landscape of their lives. The onset of World War II transforms their reality, as they move from a state of blissful ignorance to one of direct engagement with the global conflict. The community's resilience is tested, and the family's peaceful existence is upended by the imminent challenges of war. Personal sacrifices, the rallying of community spirit, and the strength found in unity become central themes, as the villagers adapt to a new normal where the home front becomes a significant battleground in the defense of their country and values against adversity.