"This is a prisoner exchange," Garreth said. "One hostage for another. Your man assumes, correctly, that you’re unlikely to call the police." Bigend looked pointedly at Hollis. "We can assume that he hasn’t much of a network here," Garreth continued, "else he wouldn’t have sent an idiot after Milgrim. Neither, at this point, do you, given the situation in your firm, and we can assume that he knows that, via your mole."