Upstairs: the wealthy, aristocratic Bellamys. Downstairs: their loyal and lively servants. For nearly 30 years, they share a fashionable townhouse at 165 Eaton Place in London’s posh Belgravia neighborhood, surviving social change, political upheaval, scandals, and the horrors of the First World War.

When Mary Ashley is approached to become ambassador of the United States of America in Romania she does not take the offer because her husband does not want to give up his well-going doctor's office. Shortly afterward Dr. Edward Ashley gets killed in a car accident. After this Mary Ashley reconsiders the offer and finally accepts. Arrived in Romania she is confronted with a complex plot in which the American President's current plans to improve relations between the US and communist countries shall be sabotaged.

Sensitive rural town model student Steven Carter hides his gay feelings, except with his neighbor and best friend Linda. Suddenly his desperate search for partners leads to a blind date with golden boy John Dixon, bound for an Oxbridge career.