5:15
`` I am Mr. Holmes , '' answered my companion , looking at her with a questioning and rather startled gaze . `` Indeed ! My mistress told me that you were likely to call . She left this morning with her husband by the 5:15 train from Charing Cross for the Continent . '' `` What ! '' Sherlock Holmes staggered back , white with chagrin and surprise . `` Do you mean that she has left England ? ''