Mama's Baby, Papa's Maybe: Mrs. Bradley finds herself questioning the paternity of her goddaughter Lacey’s son. Averted when Mrs. Bradley realizes that she should have been questioning who the baby’s mother was.
Parental Favoritism: Lacey states that her mother liked her three brothers best and was devastated when they were killed in the war. By contrast, she perceives herself to be The Unfavorite.
Poison Is Evil: The victims are killed with poisoned arrows.
Preppy Name: Algernon Felix Prideux, the name Douglas and Lacey give their son, comes off as this.
Sexless Marriage: This is why Lacey and Douglas were married for eleven years without issue.