Tanya stood silent a moment and then a wan smile rewarded him.

"You see? I was right." And then bravely, "This must be prevented, Monsieur."

"Yes. But how?"

"Merely by robbing the vault yourself."

"But I shall need your help, Mademoiselle. This money must be removed for safe keeping until it can be properly used."

"Yes. I can help in that."

"We must waste no time. The sooner the better. Where is the entrance to the vault?"

"An iron door near the wall beyond the mound. I have a key."

"Meet me here then in the shadow of these trees to-night, at one o'clock. Do you agree?"

"Yes," she said after a moment. "I must."