midnight
They were all amazement . The baron was perfectly thunderstruck . `` What ! going to leave the castle at midnight ? Why , everything was prepared for his reception ; a chamber was ready for him if he wished to retire . '' The stranger shook his head mournfully and mysteriously : `` I must lay my head in a different chamber to-night . '' There was something in this reply and the tone in which it was uttered that made the baron 's heart misgive him ; but he rallied his forces and repeated his hospitable entreaties .