On the Edinburgh to London night train, two strangers in an otherwise empty carriage start to reveal some shocking facts about themselves which turn the journey into a nightmare for one of them.
Agnes realizes 'the other woman' in her and Bob's family life is the company he works for. 'The Company' demands total priority and loyalty in Bob's life.
Nineteen-year-old Bambi is upset when her husband is late arriving to see their new-born child, especially when she discovers that the wine he has brought is not intended for her.
With the help of her sister and daughter, Mrs Davenport lures her husband's lover to her country house. However the girl denies ever having met him, and Mrs Davenport begins to doubt herself.
A dangerous game of oneupmanship develops between three women - a wife, her mother, and her mother-in-law - when they gather around the newest born addition to the family.
After his wife miscarries, a doctor hires on a private live-in nurse to look after her. As their marriage becomes more strained, the relationship between the two women becomes increasingly close.
A forgotten and aging actress tries to recapture her youth through her actress daughter's life. Her husband understands what is going on but invariably blames the daughter for his wife's disappointments.