Chris Wilton, a recently retired tennis professional from Ireland, is taken on as an instructor at an upmarket club in London. He strikes up a friendship with a wealthy pupil, Tom Hewett, after discovering their common affinity for opera. Tom's older sister, Chloe, is smitten with Chris, and the two begin dating. During a family gathering, Chris meets Tom's American fiancée, Nola Rice, and they are instantly attracted to each other. Tom's mother, Eleanor, does not approve of her son's relationship with Nola, a struggling actress, which is a source of tension in the family. Chloe encourages her father, Alec, to give Chris a job as an executive in one of his companies; he begins to be accepted into the family and marriage is discussed.