Ten o'clock
`` We recognise the futility of trying to induce you to leave at once for Graustark , and we are now content to trust Providence to watch over and protect you against a foe whose motives may in time become transparent , even to the blind . '' The irony in the remark was not lost on Robin . He flushed angrily but held his tongue . Ten o'clock found the three gentlemen , -- so classified by Hobbs , -- out of the Schweizerhof and arranging for accommodations at the Regina Hotel Jungfraublick , perched on an eminence overlooking the valley and some distance removed from the temporary abode of the Prince . Their departure from the hotel in the Hoheweg was accomplished without detection by Miss Guile or her friends , and , to all intents and purposes , Robin was alone and unattended when he sat down on the porch near the telescope to await the first appearance of the enchanting foe . He was somewhat puzzled by the strange submissiveness of his companions . Deep down in his mind lurked the disquieting suspicion that they were conniving to get the better of the lovely temptress by some sly and secret bit of strategy .