"I did not say it was a secret; I said it was a mystery. I was thinking of the man in black."

"Mercy!" She gave a little shiver. "What is the man in black—some horrible ogre?"

"Well, I fancy he is ogre enough to give you the chills."

"What story did you find him in?"

"Oh, I didn't find him in a story; I met him in real life. I left him a few minutes ago."

"This is interesting!" she laughed. "Who is he? What's his name?"

"I don't know. Didn't I say he is a mystery?"

"Come, Frank, are you trying to tease me?"

"Not at all. I will tell you all I know about this singular man in black."

Then, leaning gracefully against one of the iron gateposts, he related his recent adventure with the unpleasant stranger. She listened with breathless interest, her eyes growing wider and wider, and an expression of alarm coming to her pretty face.