A thrilling historical tale of love and treachery - Folkestone, 1921. When newly-wed Maude Brent's beloved Aunt Biddy starts to grow forgetful, her thoughtful husband Lionel suggests that Maude hire a companion to take the load off her and he knows just the girl. Soon it's as if young, bubbly Alice had always been part of the family. But when Lionel takes Maude on holiday, tragedy strikes and he disappears . . .