"Catin! You!"

The man stepped forward with a smile of triumph.

"You set off the bomb? You wanted to kill me?"

"I did my duty. I obeyed my orders as you obey your orders. I had no enmity for you. I am, in fact, sorry that you were fool enough not to see that I was a little more than a valet."

"You are a spy, Catin?"

"Yes, sir. And I have done my work, and I am willing to die with the rest of you."

Pauline drew back, shuddering. She touched Summers' arm.

"Oh, Mr. Summers, I believe—"

"What is it?"

"I believe I know of the plot. I was in the conservatory at the naval ball. A man and a woman—"