As he entered his hotel, the porter ran off to the desk in his box, and brought him a note, saying, that a lady had left it at half-past nine.

Left it ?--Then the lady could not be the alarming lady.

He was relieved.

The words of the letter were cabalistic; these, beneath underlined address: 'I beg you to call on me, if I do not see you this evening.

It is urgent; you will excuse me when I explain.