midnight
The lawyer put it in his pocket . `` I would say nothing of this paper . If your master has fled or is dead , we may at least save his credit . It is now ten ; I must go home and read these documents in quiet ; but I shall be back before midnight , when we shall send for the police . '' They went out , locking the door of the theatre behind them ; and Utterson , once more leaving the servants gathered about the fire in the hall , trudged back to his office to read the two narratives in which this mystery was now to be explained . ON the ninth of January , now four days ago , I received by the evening delivery a registered envelope , addressed in the hand of my colleague and old school-companion , Henry Jekyll . I was a good deal surprised by this ; for we were by no means in the habit of correspondence ; I had seen the man , dined with him , indeed , the night before ; and I could imagine nothing in our intercourse that should justify formality of registration .