A nightmarish evening unfolds for neighbors David and Robert when they accidentally hit a woman on her bike and flee the scene. While David is increasingly plagued by feelings of guilt, Robert shows no remorse and becomes overbearing and possessive.
In a suburban landscape, the lives of several families interlace with loss, despair and personal crisis. Esther Gold has lost focus on all but caring for her comatose son, Paul, and neglects her daughter and husband. Lawyer Jim Train is devoted to his career, not his family. Helen Christianson wants to find a new spark in life, while Annette Jennings tries to rebuild hers.
When an unlikely ally enters the Bloom family's world in the form of an injured baby magpie they name Penguin, the bird’s arrival makes a profound difference in the struggling family’s life.
Middle-aged widow Beatrice Hunsdorfer and her daughters Ruth and Matilda are struggling to survive in a society they barely understand. Beatrice dreams of opening an elegant tea room but does not have the wherewithal to achieve her lofty goal. Epileptic Ruth is a rebellious adolescent, while shy but highly intelligent and idealistic Matilda seeks solace in her pets and school projects, including one designed to show how small amounts of radium affect marigolds.