He gets jealous after he learns that she slept with John, but Caroline gets mad about the entire conversation. Elgin gets nervous when he can't get hold of her, but finds a note which tells him to join her, alone, at her family's estate.
He becomes resentful when he discovers she had an affair with John, but Caroline reacts angrily to the entire discussion. Elgin feels anxious when he can't reach her, but finds a note instructing him to meet her privately at her family's mansion.