Julie Benson's life spirals out of control when her normally level-headed fiance returns from a business trip and viciously accuses her of cheating on him.
The Green sisters seem to lead a perfect life, but when one sister uncovers their mother's affair, they are devastated by the betrayal and move to New York, where they try to rebuild their trust and start a new life.
Linda Fallon travels to a literary festival to give a reading from her latest work, but while she is there she encounters her former lover, Thomas James, and together, the couple share memories of their past affair.
Isabel "Izzy" Spellman, having decided to work as a bartender instead of a private investigator and struggling with personal issues, is thrown back into the world of spying when she agrees to help a customer find out if his wife is cheating.
Hester Prynne, a young woman in seventeenth century Massachusets, is condemned by Puritan law to wear a scarlet "A" as the symbol of the sin she committed.
Englishman Howard Belsey struggles to revive his love for his African-American wife as he works abroad at an American college, but when a disastrous affair is revealed, Howard learns his actions may have dire consequences on every member of his family.
Novelist Maurice Bendrix's love affair with his friend's wife comes to an end when a bomb explodes during the Blitz rendering Maurice unconscious and Sarah makes a pact with God that she will end the affair if he spares Maurice's life.
