England, 1911. When a free-spirited young woman arrives in a sleepy Berkshire village to work as a maid in the household of The Reverend and Mrs Canning, she sets in motion a chain of events which changes all their lives. For Cat has a past - a past her new mistress is willing to overlook, but will never understand . . .
This is not all Hester Canning has to cope with. When her husband invites a young man into their home, he brings with him a dangerous obsession . . .
During the long, oppressive summer, the rectory becomes charged with ambition, love and jealousy - with the most devastating consequences.