about two in the morning
Then came the creaking of the rusty lock as he secured the door , and shortly afterwards he passed upstairs to his room . Mrs. Jorrocks had also gone to bed , and all was quiet in the house . Kate knew that some hours must elapse before she could venture to make the attempt . She remembered to have read in some book that the sleep of a human being was usually deepest about two in the morning , so she had chosen that hour for her enterprise . She had put on her strongest dress and her thickest shoes , but had muffled the latter in cloth , so that they should make no sound . No precaution which she could think of had been neglected . There was now nothing to be done but to spend the time as best she might until the hour of action should arrive .