eight o'clock
It was the same complexion , the same cast of features , the same cut of hair . Nevertheless , the look of the eye was different , keener in this case and brighter ; and gradually the duke discovered minor details which had passed unperceived till then and which proved the fellow 's imposture . The party broke up after dinner . It was eight o'clock . The duke went to his room and released his nephew . Ten minutes later , under cover of the darkness , they slipped into the ruins , gun in hand . Meanwhile , Angélique , accompanied by her husband , had gone to the suite of rooms which she occupied on the ground-floor of a tower that flanked the left wing .