Monsieur Robert Darzac is at the château at this moment? Here is one of his friends, of the Paris Bar, who desires to speak with him."
"I really don't know, Monsieur Rouletabille," replied Fred, shaking hands with my friend, whom he had several times met in the course of his difficult investigations. "I have not seen him."
"The concierges will be able to inform us no doubt?" said Rouletabille, pointing to the lodge the door and windows of which were close shut.
"The concierges will not be able to give you any information, Monsieur Rouletabille."
"Why not?"
"Because they were arrested half an hour ago."
"Arrested!" cried Rouletabille; "then they are the murderers!"
Frédéric Larsan shrugged his shoulders.
"When you can't arrest the real murderer," he said with an air of supreme irony, "you can always indulge in the luxury of discovering accomplices."
"Did you have them arrested, Monsieur Fred?"
"Not I!—I haven't had them arrested. In the first place, I am pretty sure that they have not had anything to do with the affair, and then because—"
"Because of what?" asked Rouletabille eagerly.
"Because of nothing," said Larsan, shaking his head.
"Because there were no accomplices!" said Rouletabille.
"Aha!—you have an idea, then, about this
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