nine o'clock
However , she seemed very fond of him , and he of her ; and they talked very prettily to each other -- too prettily for it to be quite genuine , I should have said , if I 'd known as much of the world then as I do now . `` The operation was a difficult and dangerous one . When I came on duty in the evening I found him , as I expected , highly delirious . I kept him as quiet as I could , but towards nine o'clock , as the delirium only increased , I began to get anxious . I bent down close to him and listened to his ravings . Over and over again I heard the name ` Louise . ' Why would n't ` Louise ' come to him ?