"He dined at home. I think that he went out afterwards."

I nodded.

"And if he returned at all," I said, "I think you will find that it was after three o'clock."

She came a little nearer to me, although indeed we were in a spot where there was no danger of being overheard.'

"What do you know about it?"

"Am I not right?" I asked.

"He did not return at all," she answered. "He is not home yet."

I had believed from the first that Blenavon was one of my two assailants. Now I was sure of it.

"When he does come back," I remarked grimly, "you may find him more or less damaged."

"Mr. Ducaine," she said, "you must explain yourself."