Part 2 of five. War is declared and Rupert enlists in the Navy, to Zoe's dismay, particularly since she's pregnant again. Elsewhere, Edward is in London, as is his daughter Louise, who sees her father with his mistress in a theater. Back in Sussex, Sybil takes ill; Tonbridge is sick at heart after his estranged wife tells him the truth about their son and takes him away.
Part 1 of five. World War II clouds life for a wealthy British family in this adaptation of Elizabeth Jane Howard's novels. It opens in 1937 as the Cazalets leave London and the timber business run by the eldest son, Hugh, for summer vacation at their Sussex estate.