CHAPTER XIII.

Without another word the detective departed from the cabin; a little distance across the sand he saw a figure. He recognized Renie and went toward her.

"I did not know you," said the girl.

"You may not know me the next time we meet."

"This is wonderful."

"I am a detective, I have made a study of the art of disguise; my success and my safety ofttimes depend upon my skill in changing my appearance at a moment's notice; but now, let me thank you for saving my life!"

"Saving your life!"

"Yes."

"It was for me you put your life in jeopardy."

"No, no, I am carrying out my own designs."