"Who you are?" he repeated after a few seconds' pause.

"Yes. Indeed, Mr. Rattar, I insist on knowing!"

Simon smiled slightly.

"And what makes you think I can assist you to—er—recover your identity, Miss Farmond?"

"To discover it, not recover it," she corrected.

"Don't you really know that I am honestly quite ignorant?"

Mr. Rattar shook his head cautiously.

"It is not for me to hazard an opinion," he answered.

"Oh please, Mr. Rattar," she exclaimed, "don't be so dreadfully cautious! Surely you can't have thought that I knew all the time!"