A young poet drops his girlfriend off at her parents' house and is amazed by its size. He bumps into her father, meets her mother and sister, and they all end up spending a long day together; fueled by conversation, food and libations.
After a suicide attempt, Lane has moved into her country house to recuperate. Her best friend, Stephanie, has come to join her for the summer. Lane's mother, Diane, has recently arrived with her husband Lloyd, Lane's stepfather. Lane is close to two neighbors: Peter, and Howard. Howard is in love with Lane, Lane is in love with Peter, and Peter is in love with Stephanie.
A reporter, fired after refusing to give names to a 1951 House Un-American Activities Committee, takes a part-time job as companion to an old lady. While working she overhears a noisy argument in the neighboring house, being conducted largely in German and involving her HUAC prosecutor. She begins to investigate, enlisting the help of the FBI Agent initially detailed to surveil her.