​After Jacinda marries, her best friend and lady's companion, Miss Elizabeth Carlisle, the "honorary" sister of the Knight family, leaves London to become caretaker to an eccentric old dragon lady in Bath. Lady Strathmore takes a liking to the bookish, sensible Lizzie, and hatches a plot to do some matchmaking between her steady young companion and her dark and enigmatic nephew, known as Devil Strathmore. An untamed adventurer who has traveled to the far corners of the world, he is a man haunted by tragedy . . . and bent on revenge.