“Certainly,” agreed Vance. “I promise you she shall not be brought into it. But we must understand your motive thoroughly.”

After a brief silence Leacock said:

“Very well, then. That was what I referred to.”

“How did you know Miss St. Clair went to dinner with Mr. Benson that night?”

“I followed them to the Marseilles.”

“And then you went home?”

“Yes.”

“What made you go to Mr. Benson’s house later?”

“I got to thinking about it more and more, until I couldn’t stand it any longer. I began to see red, and at last I took my Colt and went out, determined to kill him.”

A note of passion had crept into his voice. It seemed unbelievable that he could be lying.