"It sounds as though the ones I have want me to do something for them, in return for being more benign." Yvette turns her cup of coffee in her hands and looks back at him. "It's a dangerous business, cornering someone and then expecting they'd work well for you. And usually you don't do that sort of thing with one person."

She sighs. "So it seems . . . like it might be good to find out who they are. That was what I was thinking. But - you think you know, I take it."