They are both suspected of committing a murder when Sainsbury is found dead .
Two sisters engaged on the same day : Adele , the younger , to Dr. Hugh Sainsbury , and Blanche , the eldest , to Harlan Day , an assistant district attorney .
sisters are both suspected of committing a murder when Sainsbury is found dead .
Two sisters engaged on the same day : Adele , the younger , to Dr. Hugh Sainsbury , and Blanche , the eldest , to Harlan Day , an assistant district attorney .