Lady Audley's Secret

When Sir Michael Audley sees the beautiful Lucy Graham, he instantly falls in love. He marries her although she is only a governess, and all goes well until his nephew, barrister Robert Audley, starts to suspect that Lucy is hiding a terrible secret. In a plot that unfolds around a case of "accidental bigamy," "Lady Audley's Secret" is one of the most successful sensation novels of all time.